Revert "DI: LLVM schema change: fold constants into string"

This reverts commit r218913 while I investigate some bots.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@218917 91177308-0d34-0410-b5e6-96231b3b80d8

35 files changed, 168 insertions, 169 deletions

diff --git a/test/CodeGenCXX/2010-07-23-DeclLoc.cpp b/test/CodeGenCXX/2010-07-23-DeclLoc.cpp
index b1de8f6556..4c689029b8 100644
--- a/test/CodeGenCXX/2010-07-23-DeclLoc.cpp
+++ b/test/CodeGenCXX/2010-07-23-DeclLoc.cpp
@@ -1,7 +1,7 @@
 // RUN: %clang_cc1 -emit-llvm -g %s -o - | FileCheck %s
 // Require the template function declaration refer to the correct filename.
 // First, locate the function decl in metadata, and pluck out the file handle:
-// CHECK: metadata !"0x2e\00extract_dwarf_data_from_header{{[^"]+}}", metadata [[filehandle:![0-9]+]]
+// CHECK: metadata [[filehandle:![0-9]+]], {{[^,]*}}, {{.*extract_dwarf_data_from_header.*extract_dwarf_data_from_header.*extract_dwarf_data_from_header.*[^ ]+", }}
 // Second: Require that filehandle refer to the correct filename:
 // CHECK: [[filehandle]] = {{.*}}decl_should_be_here.hpp"
 typedef long unsigned int __darwin_size_t;
diff --git a/test/CodeGenCXX/PR20038.cpp b/test/CodeGenCXX/PR20038.cpp
index 7275e5a858..c24685d696 100644
--- a/test/CodeGenCXX/PR20038.cpp
+++ b/test/CodeGenCXX/PR20038.cpp
@@ -9,8 +9,8 @@ extern bool b;
 // CHECK: [[FUN1:.*]] = {{.*}}; [ DW_TAG_subprogram ] {{.*}} [def] [fun1]
 // CHECK: [[FUN2:.*]] = {{.*}}; [ DW_TAG_subprogram ] {{.*}} [def] [fun2]
 // CHECK: [[DTOR_CALL1_LOC]] = metadata !{i32 [[@LINE+2]], i32 0, metadata [[FUN1_BLOCK:.*]], null}
-// CHECK: [[FUN1_BLOCK]] = metadata !{metadata !"0xb{{[^,]*}}", {{[^,]*}}, metadata [[FUN1]]}
+// CHECK: [[FUN1_BLOCK]] = metadata !{{{[^,]*}}, {{[^,]*}}, metadata [[FUN1]],
 void fun1() { b && (C(), 1); }
 // CHECK: [[DTOR_CALL2_LOC]] = metadata !{i32 [[@LINE+2]], i32 0, metadata [[FUN2_BLOCK1:.*]], null}
-// CHECK: [[FUN2_BLOCK1]] = metadata !{metadata !"0xb{{[^,]*}}", {{[^,]*}}, metadata [[FUN2]]}
+// CHECK: [[FUN2_BLOCK1]] = metadata !{{{[^,]*}}, {{[^,]*}}, metadata [[FUN2]],
 bool fun2() { return (C(), b) && 0; }
diff --git a/test/CodeGenCXX/coverage.cpp b/test/CodeGenCXX/coverage.cpp
index 16703bddc2..88f74098ef 100644
--- a/test/CodeGenCXX/coverage.cpp
+++ b/test/CodeGenCXX/coverage.cpp
@@ -3,5 +3,5 @@
 extern "C" void test_name1() {}
 void test_name2() {}
 
-// CHECK: metadata !"0x2e\00test_name1\00test_name1\00\00{{[^,]+}}", {{.*}} DW_TAG_subprogram
-// CHECK: metadata !"0x2e\00test_name2\00test_name2\00_Z10test_name2v\00{{[^,]+}}", {{.*}} DW_TAG_subprogram
+// CHECK: metadata !"test_name1", metadata !"test_name1", metadata !"",{{.*}}DW_TAG_subprogram
+// CHECK: metadata !"test_name2", metadata !"test_name2", metadata !"_Z10test_name2v",{{.*}}DW_TAG_subprogram
diff --git a/test/CodeGenCXX/debug-info-access.cpp b/test/CodeGenCXX/debug-info-access.cpp
index d6dfd87013..9e811c6611 100644
--- a/test/CodeGenCXX/debug-info-access.cpp
+++ b/test/CodeGenCXX/debug-info-access.cpp
@@ -31,7 +31,7 @@ private:
 };
 
 
-// CHECK: {{.*}}\00256\00{{.*}} ; [ DW_TAG_subprogram ] [line [[@LINE+1]]] [def] [free]
+// CHECK: i32 256, {{.*}} ; [ DW_TAG_subprogram ] [line [[@LINE+1]]] [def] [free]
 void free() {}
 
 A a;
diff --git a/test/CodeGenCXX/debug-info-alias.cpp b/test/CodeGenCXX/debug-info-alias.cpp
index 609b5b767f..fb18ac5da0 100644
--- a/test/CodeGenCXX/debug-info-alias.cpp
+++ b/test/CodeGenCXX/debug-info-alias.cpp
@@ -13,15 +13,15 @@ bar
 = foo<T*>;
 }
 
-// CHECK: metadata [[BINT:![0-9]*]], {{[^,]+, [^,]+}}} ; [ DW_TAG_variable ] [bi]
+// CHECK: metadata [[BINT:![0-9]*]], i32 0, i32 1, {{.*}} ; [ DW_TAG_variable ] [bi]
 // CHECK: [[BINT]] = {{.*}} ; [ DW_TAG_typedef ] [bar<int>] [line 42
 x::bar<int> bi;
-// CHECK: metadata [[BFLOAT:![0-9]*]], {{[^,]+, [^,]+}}} ; [ DW_TAG_variable ] [bf]
+// CHECK: metadata [[BFLOAT:![0-9]*]], i32 0, i32 1, {{.*}} ; [ DW_TAG_variable ] [bf]
 // CHECK: [[BFLOAT]] = {{.*}} ; [ DW_TAG_typedef ] [bar<float>] [line 42
 x::bar<float> bf;
 
 using
-// CHECK: metadata [[NARF:![0-9]*]], {{[^,]+, [^,]+}}} ; [ DW_TAG_variable ] [n]
+// CHECK: metadata [[NARF:![0-9]*]], i32 0, i32 1, {{.*}} ; [ DW_TAG_variable ] [n]
 # 142
 narf // CHECK: [[NARF]] = {{.*}} ; [ DW_TAG_typedef ] [narf] [line 142
 = int;
diff --git a/test/CodeGenCXX/debug-info-artificial-arg.cpp b/test/CodeGenCXX/debug-info-artificial-arg.cpp
index a558d20145..1f45b1aa80 100644
--- a/test/CodeGenCXX/debug-info-artificial-arg.cpp
+++ b/test/CodeGenCXX/debug-info-artificial-arg.cpp
@@ -25,5 +25,5 @@ int main(int argc, char **argv) {
 // CHECK: ![[CLASSTYPE:.*]] = {{.*}}, metadata !"_ZTS1A"} ; [ DW_TAG_class_type ] [A]
 // CHECK: ![[ARTARG:.*]] = {{.*}} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS1A]
 // CHECK: metadata !"_ZTS1A", {{.*}} ; [ DW_TAG_subprogram ] [line 12] [public] [A]
-// CHECK: metadata [[FUNCTYPE:![0-9]*]], null, null, null} ; [ DW_TAG_subroutine_type ]
+// CHECK: metadata [[FUNCTYPE:![0-9]*]], i32 0, null, null, null} ; [ DW_TAG_subroutine_type ]
 // CHECK: [[FUNCTYPE]] = metadata !{null, metadata ![[ARTARG]], metadata !{{.*}}, metadata !{{.*}}}
diff --git a/test/CodeGenCXX/debug-info-class.cpp b/test/CodeGenCXX/debug-info-class.cpp
index 93a2d165da..34add0432c 100644
--- a/test/CodeGenCXX/debug-info-class.cpp
+++ b/test/CodeGenCXX/debug-info-class.cpp
@@ -94,20 +94,20 @@ int main(int argc, char **argv) {
 // CHECK: DW_TAG_class_type ] [bar]
 // CHECK: DW_TAG_union_type ] [baz]
 // CHECK: DW_TAG_class_type ] [B] {{.*}} [def]
-// CHECK: metadata !"0xd\00_vptr$B\00{{.*}}\0064", {{.*}} ; [ DW_TAG_member ]
+// CHECK: metadata !"_vptr$B", {{.*}}, i32 64, metadata !{{.*}}} ; [ DW_TAG_member ]
 
-// CHECK: [[C:![0-9]*]] = {{.*}} metadata [[C_MEM:![0-9]*]], metadata !"_ZTS1C", null, metadata !"_ZTS1C"} ; [ DW_TAG_structure_type ] [C] {{.*}} [def]
+// CHECK: [[C:![0-9]*]] = {{.*}} metadata [[C_MEM:![0-9]*]], i32 0, metadata !"_ZTS1C", null, metadata !"_ZTS1C"} ; [ DW_TAG_structure_type ] [C] {{.*}} [def]
 // CHECK: [[C_MEM]] = metadata !{metadata [[C_VPTR:![0-9]*]], metadata [[C_S:![0-9]*]], metadata [[C_DTOR:![0-9]*]]}
 // CHECK: [[C_VPTR]] = {{.*}} ; [ DW_TAG_member ] [_vptr$C] {{.*}} [artificial]
 // CHECK: [[C_S]] = {{.*}} ; [ DW_TAG_member ] [s] {{.*}} [static] [from int]
 // CHECK: [[C_DTOR]] = {{.*}} ; [ DW_TAG_subprogram ] {{.*}} [~C]
 
-// CHECK: null, null, null, metadata !"_ZTS1D"} ; [ DW_TAG_structure_type ] [D] {{.*}} [decl]
-// CHECK: null, null, null, metadata !"_ZTS1E"} ; [ DW_TAG_structure_type ] [E] {{.*}} [decl]
-// CHECK: [[F:![0-9]*]] = {{.*}} null, null, null, metadata !"_ZTS1F"} ; [ DW_TAG_structure_type ] [F] {{.*}} [decl]
+// CHECK: null, i32 0, null, null, metadata !"_ZTS1D"} ; [ DW_TAG_structure_type ] [D] {{.*}} [decl]
+// CHECK: null, i32 0, null, null, metadata !"_ZTS1E"} ; [ DW_TAG_structure_type ] [E] {{.*}} [decl]
+// CHECK: [[F:![0-9]*]] = {{.*}} null, i32 0, null, null, metadata !"_ZTS1F"} ; [ DW_TAG_structure_type ] [F] {{.*}} [decl]
 
-// CHECK: null, null, null, metadata !"_ZTS1G"} ; [ DW_TAG_structure_type ] [G] {{.*}} [decl]
-// CHECK: metadata [[G_INNER_MEM:![0-9]*]], null, null, metadata !"_ZTSN1G5innerE"} ; [ DW_TAG_structure_type ] [inner] [line 50, {{.*}} [def]
+// CHECK: null, i32 0, null, null, metadata !"_ZTS1G"} ; [ DW_TAG_structure_type ] [G] {{.*}} [decl]
+// CHECK: metadata [[G_INNER_MEM:![0-9]*]], i32 0, null, null, metadata !"_ZTSN1G5innerE"} ; [ DW_TAG_structure_type ] [inner] [line 50, {{.*}} [def]
 // CHECK: [[G_INNER_MEM]] = metadata !{metadata [[G_INNER_I:![0-9]*]]}
 // CHECK: [[G_INNER_I]] = {{.*}} ; [ DW_TAG_member ] [j] {{.*}} [from int]
 
@@ -115,8 +115,8 @@ int main(int argc, char **argv) {
 // CHECK: HdrSize
 // CHECK: ; [ DW_TAG_structure_type ] [I] {{.*}} [def]
 //
-// CHECK: metadata !"_ZTS1D", {{.*}}, metadata [[D_FUNC_DECL:![0-9]*]], metadata {{![0-9]*}}} ; [ DW_TAG_subprogram ] {{.*}} [def] [func]
-// CHECK: [[D_FUNC_DECL]] = metadata !{metadata !"0x2e\00func\00{{.*}}\000\00{{[0-9]+}}"{{.*}}, metadata !"_ZTS1D", {{.*}}, null} ; [ DW_TAG_subprogram ] {{.*}} [func]
+// CHECK: metadata !"_ZTS1D", {{.*}}, metadata [[D_FUNC_DECL:![0-9]*]], metadata {{![0-9]*}}, i32 {{[0-9]*}}} ; [ DW_TAG_subprogram ] {{.*}} [def] [func]
+// CHECK: [[D_FUNC_DECL]] = {{.*}}, metadata !"_ZTS1D", {{.*}}, i32 0, null, i32 {{[0-9]*}}} ; [ DW_TAG_subprogram ] {{.*}} [func]
 
 // CHECK: [[F_I_DEF:![0-9]*]] = {{.*}}, metadata [[F_I:![0-9]*]]} ; [ DW_TAG_variable ] [i]
 
diff --git a/test/CodeGenCXX/debug-info-decl-nested.cpp b/test/CodeGenCXX/debug-info-decl-nested.cpp
index 3b36ce5b61..bb0b5cf538 100644
--- a/test/CodeGenCXX/debug-info-decl-nested.cpp
+++ b/test/CodeGenCXX/debug-info-decl-nested.cpp
@@ -21,14 +21,13 @@ class OuterClass
   OuterClass(const Foo *); // line 10
 };
 OuterClass::InnerClass OuterClass::theInnerClass; // This toplevel decl causes InnerClass to be generated.
-// CHECK0: metadata !"0x2e\00OuterClass\00{{.*}}\00[[@LINE+1]]"{{.*}}, metadata ![[DECL]], metadata {{![0-9]+}}} ; [ DW_TAG_subprogram ] [line [[@LINE+1]]] [def] [OuterClass]
+// CHECK0: metadata {{.*}}, metadata ![[DECL]], metadata {{.*}}, i32 [[@LINE+1]]} ; [ DW_TAG_subprogram ] [line [[@LINE+1]]] [def] [OuterClass]
 OuterClass::OuterClass(const Foo *meta) { } // line 13
 
 
 
 
 
-
 class Foo1;
 class OuterClass1
 {
@@ -37,7 +36,7 @@ class OuterClass1
     InnerClass1();
   } theInnerClass1;
 // CHECK1: [[DECL:[0-9]+]] = {{.*}} ; [ DW_TAG_subprogram ] [line [[@LINE+2]]] [Bar]
-// CHECK1: metadata !"0x2e\00Bar\00{{.*}}\00[[@LINE+4]]"{{.*}}, metadata ![[DECL]], metadata {{![0-9]+}}} ; [ DW_TAG_subprogram ] [line [[@LINE+4]]] [def] [Bar]
+// CHECK1: metadata {{.*}}, metadata ![[DECL]], metadata {{.*}}, i32 [[@LINE+4]]} ; [ DW_TAG_subprogram ] [line [[@LINE+4]]] [def] [Bar]
   void Bar(const Foo1 *);
 };
 OuterClass1::InnerClass1 OuterClass1::theInnerClass1;
@@ -58,5 +57,5 @@ class OuterClass2
   ~OuterClass2(); // line 10
 };
 OuterClass2::InnerClass2 OuterClass2::theInnerClass2;
-// CHECK2: metadata !"0x2e\00~OuterClass2\00{{.*}}\00[[@LINE+1]]"{{.*}}, metadata ![[DECL]], metadata {{.*}}} ; [ DW_TAG_subprogram ] [line [[@LINE+1]]] [def] [~OuterClass2]
+// CHECK2: metadata {{.*}}, metadata ![[DECL]], metadata {{.*}}, i32 [[@LINE+1]]} ; [ DW_TAG_subprogram ] [line [[@LINE+1]]] [def] [~OuterClass2]
 OuterClass2::~OuterClass2() { }
diff --git a/test/CodeGenCXX/debug-info-enum-class.cpp b/test/CodeGenCXX/debug-info-enum-class.cpp
index cfa9611df8..f0b97ccd2c 100644
--- a/test/CodeGenCXX/debug-info-enum-class.cpp
+++ b/test/CodeGenCXX/debug-info-enum-class.cpp
@@ -29,10 +29,10 @@ namespace PR14029 {
 
 namespace test2 {
 // FIXME: this should just be a declaration under -fno-standalone-debug
-// CHECK: metadata !{metadata !"0x4\00{{.*}}", {{[^,]*}}, metadata [[TEST2:![0-9]*]], {{.*}}, metadata [[TEST_ENUMS:![0-9]*]], null, null, metadata !"_ZTSN5test21EE"} ; [ DW_TAG_enumeration_type ] [E]
+// CHECK: metadata !{i32 {{[^,]*}}, {{[^,]*}}, metadata [[TEST2:![0-9]*]], {{.*}}, metadata [[TEST_ENUMS:![0-9]*]], {{[^,]*}}, null, null, metadata !"_ZTSN5test21EE"} ; [ DW_TAG_enumeration_type ] [E]
 // CHECK: [[TEST2]] = {{.*}} ; [ DW_TAG_namespace ] [test2]
 // CHECK: [[TEST_ENUMS]] = metadata !{metadata [[TEST_E:![0-9]*]]}
-// CHECK: [[TEST_E]] = metadata !{metadata !"0x28\00e\000"} ; [ DW_TAG_enumerator ] [e :: 0]
+// CHECK: [[TEST_E]] = {{.*}}, metadata !"e", i64 0} ; [ DW_TAG_enumerator ] [e :: 0]
 enum E : int;
 void func(E *) {
 }
@@ -41,7 +41,7 @@ enum E : int { e };
 
 namespace test3 {
 // FIXME: this should just be a declaration under -fno-standalone-debug
-// CHECK: metadata !{metadata !"0x4\00{{.*}}", {{[^,]*}}, metadata [[TEST3:![0-9]*]], {{.*}}, metadata [[TEST_ENUMS]], null, null, metadata !"_ZTSN5test31EE"} ; [ DW_TAG_enumeration_type ] [E]
+// CHECK: metadata !{i32 {{[^,]*}}, {{[^,]*}}, metadata [[TEST3:![0-9]*]], {{.*}}, metadata [[TEST_ENUMS]], {{[^,]*}}, null, null, metadata !"_ZTSN5test31EE"} ; [ DW_TAG_enumeration_type ] [E]
 // CHECK: [[TEST3]] = {{.*}} ; [ DW_TAG_namespace ] [test3]
 enum E : int { e };
 void func(E *) {
@@ -49,7 +49,7 @@ void func(E *) {
 }
 
 namespace test4 {
-// CHECK: metadata !{metadata !"0x4\00{{.*}}", {{[^,]*}}, metadata [[TEST4:![0-9]*]], {{.*}}, metadata [[TEST_ENUMS]], null, null, metadata !"_ZTSN5test41EE"} ; [ DW_TAG_enumeration_type ] [E]
+// CHECK: metadata !{i32 {{[^,]*}}, {{[^,]*}}, metadata [[TEST4:![0-9]*]], {{.*}}, metadata [[TEST_ENUMS]], {{[^,]*}}, null, null, metadata !"_ZTSN5test41EE"} ; [ DW_TAG_enumeration_type ] [E]
 // CHECK: [[TEST4]] = {{.*}} ; [ DW_TAG_namespace ] [test4]
 enum E : int;
 void f1(E *) {
@@ -62,7 +62,7 @@ void f2(E) {
 // CHECK: ; [ DW_TAG_enumeration_type ] [D] [line 6, size 16, align 16, offset 0] [decl] [from ]
 
 namespace test5 {
-// CHECK: metadata !{metadata !"0x4\00{{.*}}", {{[^,]*}}, metadata [[TEST5:![0-9]*]], {{.*}}, null, null, null, metadata !"_ZTSN5test51EE"} ; [ DW_TAG_enumeration_type ] [E]
+// CHECK: metadata !{i32 {{[^,]*}}, {{[^,]*}}, metadata [[TEST5:![0-9]*]], {{.*}}, null, {{[^,]*}}, null, null, metadata !"_ZTSN5test51EE"} ; [ DW_TAG_enumeration_type ] [E]
 // CHECK: [[TEST5]] = {{.*}} ; [ DW_TAG_namespace ] [test5]
 enum E : int;
 void f1(E *) {
diff --git a/test/CodeGenCXX/debug-info-enum.cpp b/test/CodeGenCXX/debug-info-enum.cpp
index 9aa2d1bdfd..810c3ee7ae 100644
--- a/test/CodeGenCXX/debug-info-enum.cpp
+++ b/test/CodeGenCXX/debug-info-enum.cpp
@@ -1,13 +1,13 @@
 // RUN: %clang_cc1 -triple %itanium_abi_triple -emit-llvm -g %s -o - | FileCheck %s
 
-// CHECK: metadata !"0x11\00{{.*}}", {{[^,]*}}, metadata [[ENUMS:![0-9]*]], {{.*}}} ; [ DW_TAG_compile_unit ]
+// CHECK: [[ENUMS:![0-9]*]], {{[^,]*}}, {{[^,]*}}, {{[^,]*}}, {{[^,]*}}, {{[^,]*}}} ; [ DW_TAG_compile_unit ]
 // CHECK: [[ENUMS]] = metadata !{metadata [[E1:![0-9]*]], metadata [[E2:![0-9]*]], metadata [[E3:![0-9]*]]}
 
 namespace test1 {
-// CHECK: [[E1]] = metadata !{metadata !"0x4\00{{.*}}", {{[^,]*}}, metadata [[TEST1:![0-9]*]], {{.*}}, metadata [[TEST1_ENUMS:![0-9]*]], null, null, metadata !"_ZTSN5test11eE"} ; [ DW_TAG_enumeration_type ] [e]
+// CHECK: [[E1]] = metadata !{i32 {{[^,]*}}, {{[^,]*}}, metadata [[TEST1:![0-9]*]], {{.*}}, metadata [[TEST1_ENUMS:![0-9]*]], {{[^,]*}}, null, null, metadata !"_ZTSN5test11eE"} ; [ DW_TAG_enumeration_type ] [e]
 // CHECK: [[TEST1]] = {{.*}} ; [ DW_TAG_namespace ] [test1]
 // CHECK: [[TEST1_ENUMS]] = metadata !{metadata [[TEST1_E:![0-9]*]]}
-// CHECK: [[TEST1_E]] = metadata !{metadata !"0x28\00E\000"} ; [ DW_TAG_enumerator ] [E :: 0]
+// CHECK: [[TEST1_E]] = {{.*}}, metadata !"E", i64 0} ; [ DW_TAG_enumerator ] [E :: 0]
 enum e { E };
 void foo() {
   int v = E;
@@ -16,7 +16,7 @@ void foo() {
 
 namespace test2 {
 // rdar://8195980
-// CHECK: [[E2]] = metadata !{metadata !"0x4\00{{.*}}", {{[^,]*}}, metadata [[TEST2:![0-9]*]], {{.*}}, metadata [[TEST1_ENUMS]], null, null, metadata !"_ZTSN5test21eE"} ; [ DW_TAG_enumeration_type ] [e]
+// CHECK: [[E2]] = metadata !{i32 {{[^,]*}}, {{[^,]*}}, metadata [[TEST2:![0-9]*]], {{.*}}, metadata [[TEST1_ENUMS]], {{[^,]*}}, null, null, metadata !"_ZTSN5test21eE"} ; [ DW_TAG_enumeration_type ] [e]
 // CHECK: [[TEST2]] = {{.*}} ; [ DW_TAG_namespace ] [test2]
 enum e { E };
 bool func(int i) {
@@ -25,10 +25,10 @@ bool func(int i) {
 }
 
 namespace test3 {
-// CHECK: [[E3]] = metadata !{metadata !"0x4\00{{.*}}", {{[^,]*}}, metadata [[TEST3:![0-9]*]], {{.*}}, metadata [[TEST3_ENUMS:![0-9]*]], null, null, metadata !"_ZTSN5test31eE"} ; [ DW_TAG_enumeration_type ] [e]
+// CHECK: [[E3]] = metadata !{i32 {{[^,]*}}, {{[^,]*}}, metadata [[TEST3:![0-9]*]], {{.*}}, metadata [[TEST3_ENUMS:![0-9]*]], {{[^,]*}}, null, null, metadata !"_ZTSN5test31eE"} ; [ DW_TAG_enumeration_type ] [e]
 // CHECK: [[TEST3]] = {{.*}} ; [ DW_TAG_namespace ] [test3]
 // CHECK: [[TEST3_ENUMS]] = metadata !{metadata [[TEST3_E:![0-9]*]]}
-// CHECK: [[TEST3_E]] = metadata !{metadata !"0x28\00E\00-1"} ; [ DW_TAG_enumerator ] [E :: -1]
+// CHECK: [[TEST3_E]] = {{.*}}, metadata !"E", i64 -1} ; [ DW_TAG_enumerator ] [E :: -1]
 enum e { E = -1 };
 void func() {
   e x;
diff --git a/test/CodeGenCXX/debug-info-flex-member.cpp b/test/CodeGenCXX/debug-info-flex-member.cpp
index 7f54415e1e..11329aa1e2 100644
--- a/test/CodeGenCXX/debug-info-flex-member.cpp
+++ b/test/CodeGenCXX/debug-info-flex-member.cpp
@@ -1,6 +1,6 @@
 // RUN: %clang_cc1 -emit-llvm -g -triple x86_64-apple-darwin %s -o - | FileCheck %s
 
-// CHECK: metadata !{metadata !"0x21\000\00-1"}        ; [ DW_TAG_subrange_type ]
+// CHECK: metadata !{i32 {{.*}}, i64 0, i64 -1}        ; [ DW_TAG_subrange_type ]
 
 struct StructName {
   int member[];
diff --git a/test/CodeGenCXX/debug-info-function-context.cpp b/test/CodeGenCXX/debug-info-function-context.cpp
index d58f7c6888..e65d3289f8 100644
--- a/test/CodeGenCXX/debug-info-function-context.cpp
+++ b/test/CodeGenCXX/debug-info-function-context.cpp
@@ -25,12 +25,12 @@ int global_namespace_variable = 1;
 // functions that belong to the namespace have it as a context, and the global
 // function has the file as a context.
 
-// CHECK: metadata !"0x2e\00member_function\00{{.*}}", metadata !{{[0-9]+}}, metadata !"_ZTS1C"{{.*}} [ DW_TAG_subprogram ] [line 11] [def] [member_function]
+// CHECK: metadata !"_ZTS1C", metadata !"member_function"{{.*}} [ DW_TAG_subprogram ] [line 11] [def] [member_function]
 
-// CHECK: metadata !"0x2e\00static_member_function\00{{.*}}", metadata !{{[0-9]+}}, metadata !"_ZTS1C"{{.*}}  [ DW_TAG_subprogram ] [line 13] [def] [static_member_function]
+// CHECK: metadata !"_ZTS1C", metadata !"static_member_function"{{.*}}  [ DW_TAG_subprogram ] [line 13] [def] [static_member_function]
 
-// CHECK: metadata !"0x2e\00global_function\00{{[^,]+}}", metadata !{{[0-9]+}}, metadata [[FILE:![0-9]*]]{{.*}}  [ DW_TAG_subprogram ] [line 17] [def] [global_function]
+// CHECK: metadata [[FILE:![0-9]*]], metadata !"global_function"{{.*}}  [ DW_TAG_subprogram ] [line 17] [def] [global_function]
 // CHECK: [[FILE]] = {{.*}} [ DW_TAG_file_type ]
 
-// CHECK: metadata !"0x2e\00global_namespace_function\00{{[^,]+}}", metadata !{{[0-9]+}}, metadata [[NS:![0-9]*]]{{.*}} [ DW_TAG_subprogram ] [line 20] [def] [global_namespace_function]
+// CHECK: metadata [[NS:![0-9]*]], metadata !"global_namespace_function"{{.*}} [ DW_TAG_subprogram ] [line 20] [def] [global_namespace_function]
 // CHECK: [[NS]] = {{.*}} [ DW_TAG_namespace ] [ns] [line 19]
diff --git a/test/CodeGenCXX/debug-info-global.cpp b/test/CodeGenCXX/debug-info-global.cpp
index 10900f397e..8dc30c8923 100644
--- a/test/CodeGenCXX/debug-info-global.cpp
+++ b/test/CodeGenCXX/debug-info-global.cpp
@@ -10,10 +10,10 @@ int f1() {
   return ns::cnst + ns::cnst;
 }
 
-// CHECK: metadata !"0x11\00{{.*}}"{{.*}}, metadata [[GLOBALS:![0-9]*]], metadata {{![0-9]*}}} ; [ DW_TAG_compile_unit ]
+// CHECK: metadata [[GLOBALS:![0-9]*]], metadata {{![0-9]*}}, metadata !"{{.*}}", i32 {{[0-9]*}}} ; [ DW_TAG_compile_unit ]
 
 // CHECK: [[GLOBALS]] = metadata !{metadata [[CNST:![0-9]*]]}
 
-// CHECK: [[CNST]] = metadata !{metadata !"0x34\00cnst\00{{.*}}", metadata [[NS:![0-9]*]], {{[^,]+, [^,]+, [^,]+, [^,]+}}} ; [ DW_TAG_variable ] [cnst]
+// CHECK: [[CNST]] = {{.*}}, metadata [[NS:![0-9]*]], metadata !"cnst", {{.*}}; [ DW_TAG_variable ] [cnst]
 // CHECK: [[NS]] = {{.*}}; [ DW_TAG_namespace ] [ns]
 
diff --git a/test/CodeGenCXX/debug-info-method.cpp b/test/CodeGenCXX/debug-info-method.cpp
index 02b7426667..49b8dc4785 100644
--- a/test/CodeGenCXX/debug-info-method.cpp
+++ b/test/CodeGenCXX/debug-info-method.cpp
@@ -1,14 +1,14 @@
 // RUN: %clang_cc1 -emit-llvm -triple %itanium_abi_triple -std=c++11 -g %s -o - | FileCheck %s
 // CHECK: metadata !"_ZTS1A"} ; [ DW_TAG_class_type ] [A]
-// CHECK: metadata !"{{.*}}\00_ZN1A3fooEiS_3$_0\00{{.*}}", {{.*}} [protected]
+// CHECK: metadata !"_ZN1A3fooEiS_3$_0", {{.*}} [protected]
 // CHECK: ![[THISTYPE:[0-9]+]] = {{.*}} ; [ DW_TAG_pointer_type ] {{.*}} [artificial] [from _ZTS1A]
 // CHECK: DW_TAG_ptr_to_member_type
 // CHECK: {{.*}}metadata ![[MEMFUNTYPE:[0-9]+]], metadata !{{.*}}} ; [ DW_TAG_ptr_to_member_type ] {{.*}} [from ]
-// CHECK: ![[MEMFUNTYPE]] = {{.*}}metadata ![[MEMFUNARGS:[0-9]+]], null, null, null} ; [ DW_TAG_subroutine_type ] {{.*}} [from ]
+// CHECK: ![[MEMFUNTYPE]] = {{.*}}metadata ![[MEMFUNARGS:[0-9]+]], i32 0, null, null, null} ; [ DW_TAG_subroutine_type ] {{.*}} [from ]
 // CHECK: ![[MEMFUNARGS]] = {{.*}}, metadata ![[THISTYPE]],
-// CHECK: metadata !"0x101\00\00{{.*}}"{{.*}} DW_TAG_arg_variable
-// CHECK: metadata !"0x101\00\00{{.*}}"{{.*}} DW_TAG_arg_variable
-// CHECK: metadata !"0x101\00\00{{.*}}"{{.*}} DW_TAG_arg_variable
+// CHECK: ""{{.*}}DW_TAG_arg_variable
+// CHECK: ""{{.*}}DW_TAG_arg_variable
+// CHECK: ""{{.*}}DW_TAG_arg_variable
 union {
   int a;
   float b;
diff --git a/test/CodeGenCXX/debug-info-namespace.cpp b/test/CodeGenCXX/debug-info-namespace.cpp
index ab98f56b1b..a1284d2d27 100644
--- a/test/CodeGenCXX/debug-info-namespace.cpp
+++ b/test/CodeGenCXX/debug-info-namespace.cpp
@@ -43,36 +43,36 @@ using B::i;
 // This should work even if 'i' and 'func' were declarations & not definitions,
 // but it doesn't yet.
 
-// CHECK: [[CU:![0-9]*]] = metadata !{metadata !"0x11\00{{.*}}\001"{{.*}}, metadata [[MODULES:![0-9]*]]} ; [ DW_TAG_compile_unit ]
+// CHECK: [[CU:![0-9]*]] = {{.*}}[[MODULES:![0-9]*]], metadata !"", i32 1} ; [ DW_TAG_compile_unit ]
 // CHECK: [[FOO:![0-9]*]] {{.*}} ; [ DW_TAG_structure_type ] [foo] [line 5, size 0, align 0, offset 0] [decl] [from ]
 // CHECK: [[FOOCPP:![0-9]*]] = metadata !{metadata !"foo.cpp", {{.*}}
-// CHECK: [[NS:![0-9]*]] = metadata !{metadata !"0x39\00B\001", metadata [[FILE2:![0-9]*]], metadata [[CTXT:![0-9]*]]} ; [ DW_TAG_namespace ] [B] [line 1]
-// CHECK: [[CTXT]] = metadata !{metadata !"0x39\00A\005", metadata [[FILE:![0-9]*]], null} ; [ DW_TAG_namespace ] [A] [line 5]
+// CHECK: [[NS:![0-9]*]] = {{.*}}, metadata [[FILE2:![0-9]*]], metadata [[CTXT:![0-9]*]], {{.*}} ; [ DW_TAG_namespace ] [B] [line 1]
+// CHECK: [[CTXT]] = {{.*}}, metadata [[FILE:![0-9]*]], null, {{.*}} ; [ DW_TAG_namespace ] [A] [line 5]
 // CHECK: [[FILE]] {{.*}}debug-info-namespace.cpp"
 // CHECK: [[BAR:![0-9]*]] {{.*}} ; [ DW_TAG_structure_type ] [bar] [line 6, {{.*}}] [decl] [from ]
 // CHECK: [[F1:![0-9]*]] {{.*}} ; [ DW_TAG_subprogram ] [line 4] [def] [f1]
 // CHECK: [[FUNC:![0-9]*]] {{.*}} ; [ DW_TAG_subprogram ] {{.*}} [def] [func]
 // CHECK: [[FILE2]]} ; [ DW_TAG_file_type ] [{{.*}}foo.cpp]
-// CHECK: [[I:![0-9]*]] = metadata !{metadata !"0x34\00i\00{{.*}}", metadata [[NS]], {{.*}} ; [ DW_TAG_variable ] [i]
+// CHECK: [[I:![0-9]*]] = {{.*}}, metadata [[NS]], metadata !"i", {{.*}} ; [ DW_TAG_variable ] [i]
 // CHECK: [[MODULES]] = metadata !{metadata [[M1:![0-9]*]], metadata [[M2:![0-9]*]], metadata [[M3:![0-9]*]], metadata [[M4:![0-9]*]], metadata [[M5:![0-9]*]], metadata [[M6:![0-9]*]], metadata [[M7:![0-9]*]], metadata [[M8:![0-9]*]], metadata [[M9:![0-9]*]], metadata [[M10:![0-9]*]], metadata [[M11:![0-9]*]], metadata [[M12:![0-9]*]], metadata [[M13:![0-9]*]]}
-// CHECK: [[M1]] = metadata !{metadata !"0x3a\0011\00", metadata [[CTXT]], metadata [[NS]]} ; [ DW_TAG_imported_module ]
-// CHECK: [[M2]] = metadata !{metadata !"0x3a\00{{[0-9]+}}\00", metadata [[CU]], metadata [[CTXT]]} ; [ DW_TAG_imported_module ]
-// CHECK: [[M3]] = metadata !{metadata !"0x8\0015\00E", metadata [[CU]], metadata [[CTXT]]} ; [ DW_TAG_imported_declaration ]
-// CHECK: [[M4]] = metadata !{metadata !"0x3a\0019\00", metadata [[LEX2:![0-9]*]], metadata [[NS]]} ; [ DW_TAG_imported_module ]
-// CHECK: [[LEX2]] = metadata !{metadata !"0xb\00{{[0-9]*}}\000\00{{.*}}", metadata [[FILE2]], metadata [[LEX1:![0-9]+]]} ; [ DW_TAG_lexical_block ]
-// CHECK: [[LEX1]] = metadata !{metadata !"0xb\00{{[0-9]*}}\000\00{{.*}}", metadata [[FILE2]], metadata [[FUNC]]} ; [ DW_TAG_lexical_block ]
-// CHECK: [[M5]] = metadata !{metadata !"0x3a\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[CTXT]]} ; [ DW_TAG_imported_module ]
-// CHECK: [[M6]] = metadata !{metadata !"0x8\0023\00", metadata [[FUNC]], metadata [[FOO:!"_ZTSN1A1B3fooE"]]} ; [ DW_TAG_imported_declaration ]
-// CHECK: [[M7]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[BAR:!"_ZTSN1A1B3barE"]]} ; [ DW_TAG_imported_declaration ]
-// CHECK: [[M8]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[F1]]} ; [ DW_TAG_imported_declaration ]
-// CHECK: [[M9]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[I]]} ; [ DW_TAG_imported_declaration ]
-// CHECK: [[M10]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[FUNC]], metadata [[BAZ:![0-9]*]]} ; [ DW_TAG_imported_declaration ]
-// CHECK: [[BAZ]] = metadata !{metadata !"0x16\00baz\00{{.*}}", metadata [[FOOCPP]], metadata [[NS]], metadata !"_ZTSN1A1B3barE"} ; [ DW_TAG_typedef ] [baz] {{.*}} [from _ZTSN1A1B3barE]
-// CHECK: [[M11]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00X", metadata [[FUNC]], metadata [[CTXT]]} ; [ DW_TAG_imported_declaration ]
-// CHECK: [[M12]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00Y", metadata [[FUNC]], metadata [[M11]]} ; [ DW_TAG_imported_declaration ]
-// CHECK: [[M13]] = metadata !{metadata !"0x8\00{{[0-9]+}}\00", metadata [[CTXT]], metadata [[I]]} ; [ DW_TAG_imported_declaration ]
+// CHECK: [[M1]] = metadata !{i32 {{[0-9]*}}, metadata [[CTXT]], metadata [[NS]], i32 11} ; [ DW_TAG_imported_module ]
+// CHECK: [[M2]] = metadata !{i32 {{[0-9]*}}, metadata [[CU]], metadata [[CTXT]], i32 {{[0-9]*}}} ; [ DW_TAG_imported_module ]
+// CHECK: [[M3]] = metadata !{i32 {{[0-9]*}}, metadata [[CU]], metadata [[CTXT]], i32 15, metadata !"E"} ; [ DW_TAG_imported_declaration ]
+// CHECK: [[M4]] = metadata !{i32 {{[0-9]*}}, metadata [[LEX2:![0-9]*]], metadata [[NS]], i32 19} ; [ DW_TAG_imported_module ]
+// CHECK: [[LEX2]] = metadata !{i32 {{[0-9]*}}, metadata [[FILE2]], metadata [[LEX1:![0-9]+]], i32 {{[0-9]*}}, i32 0, i32 {{.*}}} ; [ DW_TAG_lexical_block ]
+// CHECK: [[LEX1]] = metadata !{i32 {{[0-9]*}}, metadata [[FILE2]], metadata [[FUNC]], i32 {{[0-9]*}}, i32 0, i32 {{.*}}} ; [ DW_TAG_lexical_block ]
+// CHECK: [[M5]] = metadata !{i32 {{[0-9]*}}, metadata [[FUNC]], metadata [[CTXT]], i32 {{[0-9]*}}} ; [ DW_TAG_imported_module ]
+// CHECK: [[M6]] = metadata !{i32 {{[0-9]*}}, metadata [[FUNC]], metadata [[FOO:!"_ZTSN1A1B3fooE"]], i32 23} ; [ DW_TAG_imported_declaration ]
+// CHECK: [[M7]] = metadata !{i32 {{[0-9]*}}, metadata [[FUNC]], metadata [[BAR:!"_ZTSN1A1B3barE"]], i32 {{[0-9]*}}} ; [ DW_TAG_imported_declaration ]
+// CHECK: [[M8]] = metadata !{i32 {{[0-9]*}}, metadata [[FUNC]], metadata [[F1]], i32 {{[0-9]*}}} ; [ DW_TAG_imported_declaration ]
+// CHECK: [[M9]] = metadata !{i32 {{[0-9]*}}, metadata [[FUNC]], metadata [[I]], i32 {{[0-9]*}}} ; [ DW_TAG_imported_declaration ]
+// CHECK: [[M10]] = metadata !{i32 {{[0-9]*}}, metadata [[FUNC]], metadata [[BAZ:![0-9]*]], i32 {{[0-9]*}}} ; [ DW_TAG_imported_declaration ]
+// CHECK: [[BAZ]] = metadata !{i32 {{[0-9]*}}, metadata [[FOOCPP]], metadata [[NS]], {{.*}}, metadata !"_ZTSN1A1B3barE"} ; [ DW_TAG_typedef ] [baz] {{.*}} [from _ZTSN1A1B3barE]
+// CHECK: [[M11]] = metadata !{i32 {{[0-9]*}}, metadata [[FUNC]], metadata [[CTXT]], i32 {{[0-9]*}}, metadata !"X"} ; [ DW_TAG_imported_declaration ]
+// CHECK: [[M12]] = metadata !{i32 {{[0-9]*}}, metadata [[FUNC]], metadata [[M11]], i32 {{[0-9]*}}, metadata !"Y"} ; [ DW_TAG_imported_declaration ]
+// CHECK: [[M13]] = metadata !{i32 {{[0-9]*}}, metadata [[CTXT]], metadata [[I]], i32 {{[0-9]*}}} ; [ DW_TAG_imported_declaration ]
 
-// CHECK-GMLT: [[CU:![0-9]*]] = metadata !{metadata !"0x11\00{{.*}}\002"{{.*}}, metadata [[MODULES:![0-9]*]]} ; [ DW_TAG_compile_unit ]
+// CHECK-GMLT: [[CU:![0-9]*]] = {{.*}}[[MODULES:![0-9]*]], metadata !"", i32 2} ; [ DW_TAG_compile_unit ]
 // CHECK-GMLT: [[MODULES]] = metadata !{}
 
 // CHECK-NOLIMIT: ; [ DW_TAG_structure_type ] [bar] [line 6, {{.*}}] [def] [from ]
diff --git a/test/CodeGenCXX/debug-info-qualifiers.cpp b/test/CodeGenCXX/debug-info-qualifiers.cpp
index 301e315ec3..286fcfe02f 100644
--- a/test/CodeGenCXX/debug-info-qualifiers.cpp
+++ b/test/CodeGenCXX/debug-info-qualifiers.cpp
@@ -2,25 +2,25 @@
 // Test (r)value and CVR qualifiers on C++11 non-static member functions.
 class A {
 public:
-  // CHECK: metadata !"0x2e\00l\00{{.*}}\00[[@LINE+2]]"{{, [^,]+, [^,]+}}, metadata ![[PLSR:[0-9]+]], {{.*}}[ DW_TAG_subprogram ] [line [[@LINE+2]]] [public] [reference] [l]
+  // CHECK: i32 [[@LINE+2]], metadata ![[PLSR:[0-9]+]], {{.*}}[ DW_TAG_subprogram ] [line [[@LINE+2]]] [public] [reference] [l]
   // CHECK: ![[PLSR]] ={{.*}}[ DW_TAG_subroutine_type ]{{.*}}[reference]
   void l() const &;
   // CHECK: ![[ARGS:[0-9]+]] = metadata !{null, metadata ![[THIS:[0-9]+]]}
   // CHECK: ![[THIS]] = {{.*}} metadata ![[CONST_A:.*]]} ; [ DW_TAG_pointer_type ]
   // CHECK: ![[CONST_A]] = {{.*}} [ DW_TAG_const_type ]
-  // CHECK: metadata !"0x2e\00r\00{{.*}}\00[[@LINE+2]]"{{, [^,]+, [^,]+}}, metadata ![[PRSR:[0-9]+]], {{.*}}[ DW_TAG_subprogram ] [line [[@LINE+2]]] [public] [rvalue reference] [r]
-  // CHECK: ![[PRSR]] ={{.*}}metadata ![[ARGS]], null, null, null}{{.*}}[ DW_TAG_subroutine_type ]{{.*}}[rvalue reference]
+  // CHECK: i32 [[@LINE+2]], metadata ![[PRSR:[0-9]+]], {{.*}}[ DW_TAG_subprogram ] [line [[@LINE+2]]] [public] [rvalue reference] [r]
+  // CHECK: ![[PRSR]] ={{.*}}metadata ![[ARGS]], i32 0, null, null, null}{{.*}}[ DW_TAG_subroutine_type ]{{.*}}[rvalue reference]
   void r() const &&;
 };
 
 void g() {
   A a;
   // The type of pl is "void (A::*)() const &".
-  // CHECK: metadata ![[PL:[0-9]+]]} ; [ DW_TAG_auto_variable ] [pl] [line [[@LINE+2]]]
+  // CHECK: metadata ![[PL:[0-9]+]], i32 0, i32 0} ; [ DW_TAG_auto_variable ] [pl] [line [[@LINE+2]]]
   // CHECK: metadata ![[PLSR]], metadata !"{{.*}}"} ; [ DW_TAG_ptr_to_member_type ]
   auto pl = &A::l;
 
-  // CHECK: metadata ![[PR:[0-9]+]]} ; [ DW_TAG_auto_variable ] [pr] [line [[@LINE+2]]]
+  // CHECK: metadata ![[PR:[0-9]+]], i32 0, i32 0} ; [ DW_TAG_auto_variable ] [pr] [line [[@LINE+2]]]
   // CHECK: metadata ![[PRSR]], metadata !"{{.*}}"} ; [ DW_TAG_ptr_to_member_type ]
   auto pr = &A::r;
 }
diff --git a/test/CodeGenCXX/debug-info-rvalue-ref.cpp b/test/CodeGenCXX/debug-info-rvalue-ref.cpp
index ce5d3c1354..142f587fc6 100644
--- a/test/CodeGenCXX/debug-info-rvalue-ref.cpp
+++ b/test/CodeGenCXX/debug-info-rvalue-ref.cpp
@@ -8,4 +8,4 @@ void foo (int &&i)
   printf("%d\n", i);
 }
 
-// CHECK: metadata !{metadata !"0x42\00\000\000\000\000\000", null, null, metadata !{{.*}}} ; [ DW_TAG_rvalue_reference_type ]
+// CHECK: metadata !{i32 {{.*}}, null, null, null, i32 0, i64 0, i64 0, i64 0, i32 0, metadata !{{.*}}} ; [ DW_TAG_rvalue_reference_type ]
diff --git a/test/CodeGenCXX/debug-info-scope.cpp b/test/CodeGenCXX/debug-info-scope.cpp
index 6fd628cfe4..8b045f4666 100644
--- a/test/CodeGenCXX/debug-info-scope.cpp
+++ b/test/CodeGenCXX/debug-info-scope.cpp
@@ -9,47 +9,47 @@ int src();
 void f();
 
 void func() {
-  // CHECK: = metadata !{metadata !"0x100\00{{.*}}", metadata [[IF1:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [i] [line [[@LINE+2]]]
-  // CHECK: [[IF1]] = metadata !{metadata !"0xb\00[[@LINE+1]]\00{{.*}}", metadata !{{.*}}} ; [ DW_TAG_lexical_block ]
+  // CHECK: = metadata !{i32 786688, metadata [[IF1:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [i] [line [[@LINE+2]]]
+  // CHECK: [[IF1]] = metadata !{i32 {{.*}}, metadata !{{.*}}, i32 [[@LINE+1]], {{.*}}} ; [ DW_TAG_lexical_block ]
   if (int i = src())
     f();
 
-  // CHECK: = metadata !{metadata !"0x100\00{{.*}}", metadata [[IF2:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [i] [line [[@LINE+2]]]
-  // CHECK: [[IF2]] = metadata !{metadata !"0xb\00[[@LINE+1]]\00{{.*}}", metadata !{{.*}}} ; [ DW_TAG_lexical_block ]
+  // CHECK: = metadata !{i32 786688, metadata [[IF2:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [i] [line [[@LINE+2]]]
+  // CHECK: [[IF2]] = metadata !{i32 {{.*}}, metadata !{{.*}}, i32 [[@LINE+1]], {{.*}}} ; [ DW_TAG_lexical_block ]
   if (int i = src()) {
     f();
   } else
     f();
 
-  // CHECK: = metadata !{metadata !"0x100\00{{.*}}", metadata [[FOR:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [i] [line [[@LINE+2]]]
-  // CHECK: [[FOR]] = metadata !{metadata !"0xb\00[[@LINE+1]]\00{{.*}}", metadata !{{.*}}} ; [ DW_TAG_lexical_block ]
+  // CHECK: = metadata !{i32 786688, metadata [[FOR:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [i] [line [[@LINE+2]]]
+  // CHECK: [[FOR]] = metadata !{i32 {{.*}}, metadata !{{.*}}, i32 [[@LINE+1]], {{.*}}} ; [ DW_TAG_lexical_block ]
   for (int i = 0;
-  // CHECK: = metadata !{metadata !"0x100\00{{.*}}", metadata [[FOR_BODY:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [b] [line [[@LINE+6]]]
+  // CHECK: = metadata !{i32 786688, metadata [[FOR_BODY:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [b] [line [[@LINE+6]]]
   // The scope could be located at 'bool b', but LLVM drops line information for
   // scopes anyway, so it's not terribly important.
   // FIXME: change the debug info schema to not include locations of scopes,
   // since they're not used.
-  // CHECK: [[FOR_BODY]] = metadata !{metadata !"0xb\00[[@LINE-6]]\00{{.*}}", metadata !{{.*}}} ; [ DW_TAG_lexical_block ]
+  // CHECK: [[FOR_BODY]] = metadata !{i32 {{.*}}, metadata [[FOR]], i32 [[@LINE-6]], {{.*}}} ; [ DW_TAG_lexical_block ]
        bool b = i != 10; ++i)
     f();
 
-  // CHECK: = metadata !{metadata !"0x100\00{{.*}}", metadata [[FOR:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [i] [line [[@LINE+2]]]
-  // CHECK: [[FOR]] = metadata !{metadata !"0xb\00[[@LINE+1]]\00{{.*}}", metadata !{{.*}}} ; [ DW_TAG_lexical_block ]
+  // CHECK: = metadata !{i32 786688, metadata [[FOR:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [i] [line [[@LINE+2]]]
+  // CHECK: [[FOR]] = metadata !{i32 {{.*}}, metadata !{{.*}}, i32 [[@LINE+1]], {{.*}}} ; [ DW_TAG_lexical_block ]
   for (int i = 0; i != 10; ++i) {
   // FIXME: Do not include scopes that have only other scopes (and no variables
   // or using declarations) as direct children, they just waste
   // space/relocations/etc.
-  // CHECK: [[FOR_BODY:![0-9]+]] = metadata !{metadata !"0xb\00[[@LINE-4]]\00{{.*}}", metadata !{{[0-9]+}}, metadata [[FOR]]} ; [ DW_TAG_lexical_block ]
-  // CHECK: = metadata !{metadata !"0x100\00{{.*}}", metadata [[FOR_COMPOUND:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [b] [line [[@LINE+2]]]
-  // CHECK: [[FOR_COMPOUND]] = metadata !{metadata !"0xb\00[[@LINE-6]]\00{{.*}}", metadata !{{[0-9]+}}, metadata [[FOR_BODY]]} ; [ DW_TAG_lexical_block ]
+  // CHECK: [[FOR_BODY:![0-9]*]] = metadata !{i32 {{.*}}, metadata [[FOR]], i32 [[@LINE-4]], {{.*}}} ; [ DW_TAG_lexical_block ]
+  // CHECK: = metadata !{i32 786688, metadata [[FOR_COMPOUND:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [b] [line [[@LINE+2]]]
+  // CHECK: [[FOR_COMPOUND]] = metadata !{i32 {{.*}}, metadata [[FOR_BODY]], i32 [[@LINE-6]], {{.*}}} ; [ DW_TAG_lexical_block ]
     bool b = i % 2;
   }
 
   int x[] = {1, 2};
-  // CHECK: = metadata !{metadata !"0x100\00{{.*}}", metadata [[RANGE_FOR:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [__range] [line 0]
-  // CHECK: [[RANGE_FOR]] = metadata !{metadata !"0xb\00[[@LINE+1]]\00{{.*}}", metadata !{{.*}}} ; [ DW_TAG_lexical_block ]
+  // CHECK: = metadata !{i32 786688, metadata [[RANGE_FOR:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [__range] [line 0]
+  // CHECK: [[RANGE_FOR]] = metadata !{i32 {{.*}}, metadata !{{.*}}, i32 [[@LINE+1]], {{.*}}} ; [ DW_TAG_lexical_block ]
   for (int i : x) {
-  // CHECK: = metadata !{metadata !"0x100\00{{.*}}", metadata [[RANGE_FOR_BODY:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [i] [line [[@LINE-1]]]
-  // CHECK: [[RANGE_FOR_BODY]] = metadata !{metadata !"0xb\00[[@LINE-2]]\00{{.*}}", metadata !{{[0-9]+}}, metadata [[RANGE_FOR]]} ; [ DW_TAG_lexical_block ]
+  // CHECK: = metadata !{i32 786688, metadata [[RANGE_FOR_BODY:![0-9]*]], {{.*}} ; [ DW_TAG_auto_variable ] [i] [line [[@LINE-1]]]
+  // CHECK: [[RANGE_FOR_BODY]] = metadata !{i32 {{.*}}, metadata [[RANGE_FOR]], i32 [[@LINE-2]], {{.*}}} ; [ DW_TAG_lexical_block ]
   }
 }
diff --git a/test/CodeGenCXX/debug-info-static-fns.cpp b/test/CodeGenCXX/debug-info-static-fns.cpp
index eb2a2452d9..136261cdbc 100644
--- a/test/CodeGenCXX/debug-info-static-fns.cpp
+++ b/test/CodeGenCXX/debug-info-static-fns.cpp
@@ -7,4 +7,4 @@ namespace A {
 }
 
 // Verify that a is present and mangled.
-// CHECK: metadata !"0x2e\00a\00a\00_ZN1AL1aEi\00{{.*}}", {{.*}}, i32 (i32)* @_ZN1AL1aEi, {{.*}} ; [ DW_TAG_subprogram ] [line 4] [local] [def] [a]
+// CHECK: metadata !"_ZN1AL1aEi", {{.*}}, i32 (i32)* @_ZN1AL1aEi, {{.*}} ; [ DW_TAG_subprogram ] [line 4] [local] [def] [a]
diff --git a/test/CodeGenCXX/debug-info-static-member.cpp b/test/CodeGenCXX/debug-info-static-member.cpp
index 7bbac6bafc..9c8bd0d7e3 100644
--- a/test/CodeGenCXX/debug-info-static-member.cpp
+++ b/test/CodeGenCXX/debug-info-static-member.cpp
@@ -36,12 +36,12 @@ int main()
 // CHECK: metadata !"_ZTS1X"} ; [ DW_TAG_enumeration_type ] [X]
 // CHECK: metadata !"_ZTS1C"} ; [ DW_TAG_class_type ] [C]
 // CHECK: ![[DECL_A:[0-9]+]] = metadata {{.*}} [ DW_TAG_member ] [a] [line {{.*}}, size 0, align 0, offset 0] [static]
-// CHECK: metadata !"0xd\00const_a\00{{.*}}", {{.*}}, i1 true} ; [ DW_TAG_member ] [const_a] [line {{.*}}, size 0, align 0, offset 0] [static]
-// CHECK: ![[DECL_B:[0-9]+]] = metadata !{metadata !"0xd\00b\00{{.*}}", {{.*}} [ DW_TAG_member ] [b] [line {{.*}}, size 0, align 0, offset 0] [protected] [static]
-// CHECK: metadata !"0xd\00const_b\00{{.*}}", {{.*}}, float 0x{{.*}}} ; [ DW_TAG_member ] [const_b] [line {{.*}}, size 0, align 0, offset 0] [protected] [static]
-// CHECK: ![[DECL_C:[0-9]+]] = metadata !{metadata !"0xd\00c\00{{.*}}", {{.*}} [ DW_TAG_member ] [c] [line {{.*}}, size 0, align 0, offset 0] [public] [static]
-// CHECK: metadata !"0xd\00const_c\00{{.*}}", {{.*}} [ DW_TAG_member ] [const_c] [line {{.*}}, size 0, align 0, offset 0] [public] [static]
-// CHECK: metadata !"0xd\00x_a\00{{.*}}", {{.*}} [ DW_TAG_member ] [x_a] {{.*}} [public] [static]
-// CHECK: metadata !{metadata !"0x34\00a\00{{.*}}", {{.*}} @_ZN1C1aE, metadata ![[DECL_A]]} ; [ DW_TAG_variable ] [a] {{.*}} [def]
-// CHECK: metadata !{metadata !"0x34\00b\00{{.*}}", {{.*}} @_ZN1C1bE, metadata ![[DECL_B]]} ; [ DW_TAG_variable ] [b] {{.*}} [def]
-// CHECK: metadata !{metadata !"0x34\00c\00{{.*}}", {{.*}} @_ZN1C1cE, metadata ![[DECL_C]]} ; [ DW_TAG_variable ] [c] {{.*}} [def]
+// CHECK: metadata !"const_a", {{.*}}, i1 true} ; [ DW_TAG_member ] [const_a] [line {{.*}}, size 0, align 0, offset 0] [static]
+// CHECK: ![[DECL_B:[0-9]+]] {{.*}} metadata !"b", {{.*}} [ DW_TAG_member ] [b] [line {{.*}}, size 0, align 0, offset 0] [protected] [static]
+// CHECK: metadata !"const_b", {{.*}}, float 0x{{.*}}} ; [ DW_TAG_member ] [const_b] [line {{.*}}, size 0, align 0, offset 0] [protected] [static]
+// CHECK: ![[DECL_C:[0-9]+]] {{.*}} metadata !"c", {{.*}} [ DW_TAG_member ] [c] [line {{.*}}, size 0, align 0, offset 0] [public] [static]
+// CHECK: metadata !"const_c", {{.*}} [ DW_TAG_member ] [const_c] [line {{.*}}, size 0, align 0, offset 0] [public] [static]
+// CHECK: metadata !"x_a", {{.*}} [ DW_TAG_member ] [x_a] {{.*}} [public] [static]
+// CHECK: metadata !"a", {{.*}} @_ZN1C1aE, metadata ![[DECL_A]]} ; [ DW_TAG_variable ] [a] {{.*}} [def]
+// CHECK: metadata !"b", {{.*}} @_ZN1C1bE, metadata ![[DECL_B]]} ; [ DW_TAG_variable ] [b] {{.*}} [def]
+// CHECK: metadata !"c", {{.*}} @_ZN1C1cE, metadata ![[DECL_C]]} ; [ DW_TAG_variable ] [c] {{.*}} [def]
diff --git a/test/CodeGenCXX/debug-info-template-limit.cpp b/test/CodeGenCXX/debug-info-template-limit.cpp
index 2e80cd8a06..e1f23ada21 100644
--- a/test/CodeGenCXX/debug-info-template-limit.cpp
+++ b/test/CodeGenCXX/debug-info-template-limit.cpp
@@ -1,7 +1,7 @@
 // RUN: %clang_cc1 -emit-llvm -fno-standalone-debug -triple %itanium_abi_triple -g %s -o - | FileCheck %s
 
 // Check that this pointer type is TC<int>
-// CHECK: ![[LINE:[0-9]+]] = metadata !{metadata !"0x2\00TC<int>\00{{.*}}", {{.*}} metadata !"_ZTS2TCIiE"} ; [ DW_TAG_class_type ]
+// CHECK: ![[LINE:[0-9]+]] = {{.*}}"TC<int>", {{.*}} metadata !"_ZTS2TCIiE"} ; [ DW_TAG_class_type ]
 // CHECK: metadata !"_ZTS2TCIiE"} ; [ DW_TAG_pointer_type ]{{.*}}[from _ZTS2TCIiE]
 
 template<typename T>
diff --git a/test/CodeGenCXX/debug-info-template-member.cpp b/test/CodeGenCXX/debug-info-template-member.cpp
index b772f9b02c..11fe8b3e38 100644
--- a/test/CodeGenCXX/debug-info-template-member.cpp
+++ b/test/CodeGenCXX/debug-info-template-member.cpp
@@ -16,18 +16,18 @@ inline int add3(int x) {
   return MyClass().add<3>(x); // even though add<3> is ODR used, don't emit it since we don't codegen it
 }
 
-// CHECK: [[FOO_MEM:![0-9]*]], null, null, metadata !"_ZTS3foo"} ; [ DW_TAG_structure_type ] [foo]
+// CHECK: [[FOO_MEM:![0-9]*]], i32 0, null, null, metadata !"_ZTS3foo"} ; [ DW_TAG_structure_type ] [foo]
 // CHECK: [[FOO_MEM]] = metadata !{metadata [[FOO_FUNC:![0-9]*]]}
-// CHECK: [[FOO_FUNC]] = metadata !{metadata !"0x2e\00func\00func\00_ZN3foo4funcEN5outerIS_E5innerE\00{{.*}}"{{, [^,]+, [^,]+}}, metadata [[FOO_FUNC_TYPE:![0-9]*]], {{.*}} ; [ DW_TAG_subprogram ] {{.*}} [func]
-// CHECK: [[FOO_FUNC_TYPE]] = {{.*}}, metadata [[FOO_FUNC_PARAMS:![0-9]*]], null, null, null} ; [ DW_TAG_subroutine_type ]
+// CHECK: [[FOO_FUNC]] = {{.*}}, metadata !"_ZN3foo4funcEN5outerIS_E5innerE", i32 {{[0-9]*}}, metadata [[FOO_FUNC_TYPE:![0-9]*]], {{.*}} ; [ DW_TAG_subprogram ] {{.*}} [func]
+// CHECK: [[FOO_FUNC_TYPE]] = {{.*}}, metadata [[FOO_FUNC_PARAMS:![0-9]*]], i32 0, null, null, null} ; [ DW_TAG_subroutine_type ]
 // CHECK: [[FOO_FUNC_PARAMS]] = metadata !{null, metadata !{{[0-9]*}}, metadata !"[[OUTER_FOO_INNER_ID:.*]]"}
 // CHECK: !{{[0-9]*}} = {{.*}}, null, metadata !"[[OUTER_FOO_INNER_ID]]"} ; [ DW_TAG_structure_type ] [inner]
 
-// CHECK: metadata [[VIRT_MEM:![0-9]*]], metadata !"_ZTS4virtI4elemE", metadata [[VIRT_TEMP_PARAM:![0-9]*]], metadata !"_ZTS4virtI4elemE"} ; [ DW_TAG_structure_type ] [virt<elem>] {{.*}} [def]
+// CHECK: metadata [[VIRT_MEM:![0-9]*]], i32 0, metadata !"_ZTS4virtI4elemE", metadata [[VIRT_TEMP_PARAM:![0-9]*]], metadata !"_ZTS4virtI4elemE"} ; [ DW_TAG_structure_type ] [virt<elem>] {{.*}} [def]
 // CHECK: [[VIRT_TEMP_PARAM]] = metadata !{metadata [[VIRT_T:![0-9]*]]}
-// CHECK: [[VIRT_T]] = metadata !{metadata !"0x2f\00T\000\000"{{, [^,]+}}, metadata !"_ZTS4elem", {{.*}} ; [ DW_TAG_template_type_parameter ]
+// CHECK: [[VIRT_T]] = {{.*}}, metadata !"T", metadata !"_ZTS4elem", {{.*}} ; [ DW_TAG_template_type_parameter ]
 
-// CHECK: [[C:![0-9]*]] = {{.*}}, metadata [[C_MEM:![0-9]*]], metadata !"_ZTS7MyClass", null, metadata !"_ZTS7MyClass"} ; [ DW_TAG_structure_type ] [MyClass]
+// CHECK: [[C:![0-9]*]] = {{.*}}, metadata [[C_MEM:![0-9]*]], i32 0, metadata !"_ZTS7MyClass", null, metadata !"_ZTS7MyClass"} ; [ DW_TAG_structure_type ] [MyClass]
 // CHECK: [[C_MEM]] = metadata !{metadata [[C_VPTR:![0-9]*]], metadata [[C_ADD:![0-9]*]], metadata [[C_FUNC:![0-9]*]], metadata [[C_CTOR:![0-9]*]]}
 // CHECK: [[C_VPTR]] = {{.*}} ; [ DW_TAG_member ] [_vptr$MyClass]
 
@@ -35,7 +35,7 @@ inline int add3(int x) {
 // CHECK: [[C_FUNC]] = {{.*}} ; [ DW_TAG_subprogram ] [line 7] [func]
 // CHECK: [[C_CTOR]] = {{.*}} ; [ DW_TAG_subprogram ] [line 0] [MyClass]
 
-// CHECK: [[ELEM:![0-9]*]] = {{.*}}, metadata [[ELEM_MEM:![0-9]*]], null, null, metadata !"_ZTS4elem"} ; [ DW_TAG_structure_type ] [elem] {{.*}} [def]
+// CHECK: [[ELEM:![0-9]*]] = {{.*}}, metadata [[ELEM_MEM:![0-9]*]], i32 0, null, null, metadata !"_ZTS4elem"} ; [ DW_TAG_structure_type ] [elem] {{.*}} [def]
 // CHECK: [[ELEM_MEM]] = metadata !{metadata [[ELEM_X:![0-9]*]]}
 // CHECK: [[ELEM_X]] = {{.*}} ; [ DW_TAG_member ] [x] {{.*}} [static] [from _ZTS4virtI4elemE]
 
@@ -59,7 +59,7 @@ inline void func() {
 
 outer<foo>::inner x;
 
-// CHECK: metadata !{metadata !"0x34\00{{.*}}", {{.*}}, metadata !"[[OUTER_FOO_INNER_ID]]", %"struct.outer<foo>::inner"* @x, {{.*}} ; [ DW_TAG_variable ] [x]
+// CHECK: metadata !"[[OUTER_FOO_INNER_ID]]", i32 {{[0-9]*}}, i32 {{[0-9]*}}, %"struct.outer<foo>::inner"* @x, {{.*}} ; [ DW_TAG_variable ] [x]
 
 template <typename T>
 struct virt {
diff --git a/test/CodeGenCXX/debug-info-template-quals.cpp b/test/CodeGenCXX/debug-info-template-quals.cpp
index a9cd5135dd..740f7bfa5c 100644
--- a/test/CodeGenCXX/debug-info-template-quals.cpp
+++ b/test/CodeGenCXX/debug-info-template-quals.cpp
@@ -16,7 +16,7 @@ void foo (const char *c) {
 }
 
 // CHECK: [[BS:.*]] = {{.*}} ; [ DW_TAG_structure_type ] [basic_string<char>] [line 4, size 8, align 8, offset 0] [def] [from ]
-// CHECK: [[TYPE:![0-9]*]] = metadata !{metadata !"0x15\00{{.*}}"{{.*}}, metadata [[ARGS:.*]], null, null, null} ; [ DW_TAG_subroutine_type ]
+// CHECK: [[TYPE:![0-9]*]] = metadata !{i32 {{.*}}, metadata [[ARGS:.*]], i32 0, null, null, null} ; [ DW_TAG_subroutine_type ]
 // CHECK: [[ARGS]] = metadata !{metadata !{{.*}}, metadata !{{.*}}, metadata [[P:![0-9]*]], metadata [[R:.*]]}
 // CHECK: [[P]] = {{.*}}, metadata [[CON:![0-9]*]]} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from ]
 // CHECK: [[CON]] = {{.*}}, metadata [[CH:![0-9]*]]} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from char]
@@ -24,4 +24,4 @@ void foo (const char *c) {
 
 // CHECK: [[R]] = {{.*}}, metadata [[CON2:![0-9]*]]} ; [ DW_TAG_reference_type ] [line 0, size 0, align 0, offset 0] [from ]
 // CHECK: [[CON2]] = {{.*}}, metadata !"_ZTS12basic_stringIcE"} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from _ZTS12basic_stringIcE]
-// CHECK: metadata !"0x2e\00assign\00{{.*}}\008"{{, [^,]+, [^,]+}}, metadata !8, {{.*}} ; [ DW_TAG_subprogram ] [line 7] [def] [scope 8] [assign]
+// CHECK: {{.*}} metadata [[TYPE]], {{.*}}, metadata !{{[0-9]*}}, metadata !{{[0-9]*}}, i32 8} ; [ DW_TAG_subprogram ] [line 7] [def] [scope 8] [assign]
diff --git a/test/CodeGenCXX/debug-info-template.cpp b/test/CodeGenCXX/debug-info-template.cpp
index 2a50d7a340..d071830eaf 100644
--- a/test/CodeGenCXX/debug-info-template.cpp
+++ b/test/CodeGenCXX/debug-info-template.cpp
@@ -1,6 +1,6 @@
 // RUN: %clang -S -emit-llvm -target x86_64-unknown_unknown -g %s -o - -std=c++11 | FileCheck %s
 
-// CHECK: metadata !"0x11\00{{.*}}"{{, [^,]+, [^,]+}}, metadata [[RETAIN:![0-9]*]], {{.*}} ; [ DW_TAG_compile_unit ]
+// CHECK: {{.*}}, i1 false, metadata !"", i32 0, metadata !{{[0-9]]*}}, metadata [[RETAIN:![0-9]*]], {{.*}} ; [ DW_TAG_compile_unit ]
 // CHECK: [[EMPTY:![0-9]*]] = metadata !{}
 // CHECK: [[RETAIN]] = metadata !{metadata !{{[0-9]]*}}, metadata [[FOO:![0-9]*]],
 
@@ -12,74 +12,74 @@
 // metadata supports it but it's not populated. GCC doesn't emit it either,
 // perhaps we should just drop it from the metadata.
 //
-// CHECK: [[TCARG1]] = metadata !{metadata !"0x2f\00T\000\000", null, metadata [[UINT:![0-9]*]], null} ; [ DW_TAG_template_type_parameter ]
+// CHECK: [[TCARG1]] = {{.*}}metadata !"T", metadata [[UINT:![0-9]*]], {{.*}} ; [ DW_TAG_template_type_parameter ]
 // CHECK: [[UINT:![0-9]*]] = {{.*}} ; [ DW_TAG_base_type ] [unsigned int]
-// CHECK: [[TCARG2]] = metadata !{metadata !"0x30\00\00{{.*}}", {{[^,]+}}, metadata [[UINT]], i32 2, {{.*}} ; [ DW_TAG_template_value_parameter ]
-// CHECK: [[TCARG3]] = metadata !{metadata !"0x30\00x\00{{.*}}", {{[^,]+}}, metadata [[INTPTR:![0-9]*]], i32* @glb, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCARG2]] = {{.*}}metadata !"", metadata [[UINT]], i32 2, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCARG3]] = {{.*}}metadata !"x", metadata [[INTPTR:![0-9]*]], i32* @glb, {{.*}} ; [ DW_TAG_template_value_parameter ]
 // CHECK: [[INTPTR]] = {{.*}}, metadata [[INT:![0-9]*]]} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from int]
 // CHECK: [[INT]] = {{.*}} ; [ DW_TAG_base_type ] [int]
-// CHECK: [[TCARG4]] = metadata !{metadata !"0x30\00a\00{{.*}}", {{[^,]+}}, metadata [[MEMINTPTR:![0-9]*]], i64 8, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCARG4]] = {{.*}}metadata !"a", metadata [[MEMINTPTR:![0-9]*]], i64 8, {{.*}} ; [ DW_TAG_template_value_parameter ]
 // CHECK: [[MEMINTPTR]] = {{.*}}, metadata !"_ZTS3foo"} ; [ DW_TAG_ptr_to_member_type ] {{.*}}[from int]
 //
 // Currently Clang emits the pointer-to-member-function value, but LLVM doesn't
 // use it (GCC doesn't emit a value for pointers to member functions either - so
 // it's not clear what, if any, format would be acceptable to GDB)
 //
-// CHECK: [[TCARG5]] = metadata !{metadata !"0x30\00b\00{{.*}}", {{[^,]+}}, metadata [[MEMFUNPTR:![0-9]*]], { i64, i64 } { i64 ptrtoint (void (%struct.foo*)* @_ZN3foo1fEv to i64), i64 0 }, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCARG5]] = {{.*}}metadata !"b", metadata [[MEMFUNPTR:![0-9]*]], { i64, i64 } { i64 ptrtoint (void (%struct.foo*)* @_ZN3foo1fEv to i64), i64 0 }, {{.*}} ; [ DW_TAG_template_value_parameter ]
 // CHECK: [[MEMFUNPTR]] = {{.*}}, metadata [[FTYPE:![0-9]*]], metadata !"_ZTS3foo"} ; [ DW_TAG_ptr_to_member_type ]
-// CHECK: [[FTYPE]] = {{.*}}, metadata [[FARGS:![0-9]*]], null, null, null} ; [ DW_TAG_subroutine_type ]
+// CHECK: [[FTYPE]] = {{.*}}, metadata [[FARGS:![0-9]*]], i32 0, null, null, null} ; [ DW_TAG_subroutine_type ]
 // CHECK: [[FARGS]] = metadata !{null, metadata [[FARG1:![0-9]*]]}
 // CHECK: [[FARG1]] = {{.*}} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [artificial] [from _ZTS3foo]
 //
-// CHECK: [[TCARG6]] = metadata !{metadata !"0x30\00f\00{{.*}}", {{[^,]+}}, metadata [[FUNPTR:![0-9]*]], void ()* @_Z4funcv, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCARG6]] = {{.*}}metadata !"f", metadata [[FUNPTR:![0-9]*]], void ()* @_Z4funcv, {{.*}} ; [ DW_TAG_template_value_parameter ]
 // CHECK: [[FUNPTR]] = {{.*}}, metadata [[FUNTYPE:![0-9]*]]} ; [ DW_TAG_pointer_type ]
-// CHECK: [[FUNTYPE]] = {{.*}}, metadata [[FUNARGS:![0-9]*]], null, null, null} ; [ DW_TAG_subroutine_type ]
+// CHECK: [[FUNTYPE]] = {{.*}}, metadata [[FUNARGS:![0-9]*]], i32 0, null, null, null} ; [ DW_TAG_subroutine_type ]
 // CHECK: [[FUNARGS]] = metadata !{null}
-// CHECK: [[TCARG7]] = metadata !{metadata !"0x4106\00tmpl\000\000", null, null, metadata !"tmpl_impl", null} ; [ DW_TAG_GNU_template_template_param ]
-// CHECK: [[TCARG8]] = metadata !{metadata !"0x4107\00Is\000\000", null, null, metadata [[TCARG8_VALS:![0-9]*]], null} ; [ DW_TAG_GNU_template_parameter_pack ]
+// CHECK: [[TCARG7]] = {{.*}}metadata !"tmpl", null, metadata !"tmpl_impl", {{.*}} ; [ DW_TAG_GNU_template_template_param ]
+// CHECK: [[TCARG8]] = {{.*}}metadata !"Is", null, metadata [[TCARG8_VALS:![0-9]*]], {{.*}} ; [ DW_TAG_GNU_template_parameter_pack ]
 // CHECK: [[TCARG8_VALS]] = metadata !{metadata [[TCARG8_1:![0-9]*]], metadata [[TCARG8_2:![0-9]*]], metadata [[TCARG8_3:![0-9]*]]}
-// CHECK: [[TCARG8_1]] = metadata !{metadata !"0x30\00\00{{.*}}", {{[^,]+}}, metadata [[INT]], i32 1, {{.*}} ; [ DW_TAG_template_value_parameter ]
-// CHECK: [[TCARG8_2]] = metadata !{metadata !"0x30\00\00{{.*}}", {{[^,]+}}, metadata [[INT]], i32 2, {{.*}} ; [ DW_TAG_template_value_parameter ]
-// CHECK: [[TCARG8_3]] = metadata !{metadata !"0x30\00\00{{.*}}", {{[^,]+}}, metadata [[INT]], i32 3, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCARG8_1]] = {{.*}}metadata !"", metadata [[INT]], i32 1, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCARG8_2]] = {{.*}}metadata !"", metadata [[INT]], i32 2, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCARG8_3]] = {{.*}}metadata !"", metadata [[INT]], i32 3, {{.*}} ; [ DW_TAG_template_value_parameter ]
 //
 // We could just emit a declaration of 'foo' here, rather than the entire
 // definition (same goes for any time we emit a member (function or data)
 // pointer type)
 // CHECK: [[FOO]] = {{.*}}, metadata !"_ZTS3foo"} ; [ DW_TAG_structure_type ] [foo]
-// CHECK: metadata !"0x2e\00f\00f\00_ZN3foo1fEv\00{{.*}}", metadata [[FTYPE:![0-9]*]], {{.*}} ; [ DW_TAG_subprogram ]
+// CHECK: metadata !"f", metadata !"_ZN3foo1fEv", i32 {{[0-9]*}}, metadata [[FTYPE:![0-9]*]],
 //
 
 
-// CHECK: metadata !{metadata !"0x13\00{{.*}}", metadata !{{[0-9]*}}, metadata !"_ZTS2TCIjLj2EXadL_Z3glbEEXadL_ZN3foo1eEEEXadL_ZNS0_1fEvEEXadL_Z4funcvEE9tmpl_implJLi1ELi2ELi3EEE", {{.*}}, metadata !"[[TCNESTED:.*]]"} ; [ DW_TAG_structure_type ] [nested]
+// CHECK: metadata !{i32 {{[0-9]*}}, metadata !{{[0-9]*}}, metadata !"_ZTS2TCIjLj2EXadL_Z3glbEEXadL_ZN3foo1eEEEXadL_ZNS0_1fEvEEXadL_Z4funcvEE9tmpl_implJLi1ELi2ELi3EEE", {{.*}}, metadata !"[[TCNESTED:.*]]"} ; [ DW_TAG_structure_type ] [nested]
 // CHECK: metadata [[TCNARGS:![0-9]*]], metadata !"[[TCNT:.*]]"} ; [ DW_TAG_structure_type ] [TC<int, -3, nullptr, nullptr, nullptr, nullptr, tmpl_impl>]
 // CHECK: [[TCNARGS]] = metadata !{metadata [[TCNARG1:![0-9]*]], metadata [[TCNARG2:![0-9]*]], metadata [[TCNARG3:![0-9]*]], metadata [[TCNARG4:![0-9]*]], metadata [[TCNARG5:![0-9]*]], metadata [[TCNARG6:![0-9]*]], metadata [[TCARG7:![0-9]*]], metadata [[TCNARG8:![0-9]*]]}
-// CHECK: [[TCNARG1]] = metadata !{metadata !"0x2f\00T\000\000", null, metadata [[INT]], null} ; [ DW_TAG_template_type_parameter ]
-// CHECK: [[TCNARG2]] = metadata !{metadata !"0x30\00\000\000", null, metadata [[INT]], i32 -3, null} ; [ DW_TAG_template_value_parameter ]
-// CHECK: [[TCNARG3]] = metadata !{metadata !"0x30\00x\000\000", null, metadata [[INTPTR]], i8 0, null} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCNARG1]] = {{.*}}metadata !"T", metadata [[INT]], {{.*}} ; [ DW_TAG_template_type_parameter ]
+// CHECK: [[TCNARG2]] = {{.*}}metadata !"", metadata [[INT]], i32 -3, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCNARG3]] = {{.*}}metadata !"x", metadata [[INTPTR]], i8 0, {{.*}} ; [ DW_TAG_template_value_parameter ]
 
 // The interesting null pointer: -1 for member data pointers (since they are
 // just an offset in an object, they can be zero and non-null for the first
 // member)
 
-// CHECK: [[TCNARG4]] = metadata !{metadata !"0x30\00a\000\000", null, metadata [[MEMINTPTR]], i64 -1, null} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCNARG4]] = {{.*}}metadata !"a", metadata [[MEMINTPTR]], i64 -1, {{.*}} ; [ DW_TAG_template_value_parameter ]
 //
 // In some future iteration we could possibly emit the value of a null member
 // function pointer as '{ i64, i64 } zeroinitializer' as it may be handled
 // naturally from the LLVM CodeGen side once we decide how to handle non-null
 // member function pointers. For now, it's simpler just to emit the 'i8 0'.
 //
-// CHECK: [[TCNARG5]] = metadata !{metadata !"0x30\00b\000\000", null, metadata [[MEMFUNPTR]], i8 0, null} ; [ DW_TAG_template_value_parameter ]
-// CHECK: [[TCNARG6]] = metadata !{metadata !"0x30\00f\000\000", null, metadata [[FUNPTR]], i8 0, null} ; [ DW_TAG_template_value_parameter ]
-// CHECK: [[TCNARG8]] = metadata !{metadata !"0x4107\00Is\000\000", null, null, metadata [[EMPTY]], null} ; [ DW_TAG_GNU_template_parameter_pack ]
+// CHECK: [[TCNARG5]] = {{.*}}metadata !"b", metadata [[MEMFUNPTR]], i8 0, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCNARG6]] = {{.*}}metadata !"f", metadata [[FUNPTR]], i8 0, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TCNARG8]] = {{.*}}metadata !"Is", null, metadata [[EMPTY]], {{.*}} ; [ DW_TAG_GNU_template_parameter_pack ]
 
 // CHECK: metadata [[PTOARGS:![0-9]*]], metadata !"{{.*}}"} ; [ DW_TAG_structure_type ] [PaddingAtEndTemplate<&PaddedObj>]
 // CHECK: [[PTOARGS]] = metadata !{metadata [[PTOARG1:![0-9]*]]}
-// CHECK: [[PTOARG1]] = metadata !{metadata !"0x30\00\000\000", null, metadata [[CONST_PADDINGATEND_PTR:![0-9]*]], { i32, i8, [3 x i8] }* @PaddedObj, null} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[PTOARG1]] = {{.*}}metadata !"", metadata [[CONST_PADDINGATEND_PTR:![0-9]*]], { i32, i8, [3 x i8] }* @PaddedObj, {{.*}} ; [ DW_TAG_template_value_parameter ]
 // CHECK: [[CONST_PADDINGATEND_PTR]] = {{.*}} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from _ZTS12PaddingAtEnd]
 
-// CHECK: metadata !"[[TCNESTED]]", %"struct.TC<unsigned int, 2, &glb, &foo::e, &foo::f, &func, tmpl_impl, 1, 2, 3>::nested"* @tci, null} ; [ DW_TAG_variable ] [tci]
+// CHECK: metadata !"[[TCNESTED]]", i32 0, i32 1, %"struct.TC<unsigned int, 2, &glb, &foo::e, &foo::f, &func, tmpl_impl, 1, 2, 3>::nested"* @tci, null} ; [ DW_TAG_variable ] [tci]
 
-// CHECK: metadata !"[[TCNT]]", %struct.TC* @tcn, null} ; [ DW_TAG_variable ] [tcn]
+// CHECK: metadata !"[[TCNT]]", i32 0, i32 1, %struct.TC* @tcn, null} ; [ DW_TAG_variable ] [tcn]
 struct foo {
   char pad[8]; // make the member pointer to 'e' a bit more interesting (nonzero)
   int e;
diff --git a/test/CodeGenCXX/debug-info-thunk.cpp b/test/CodeGenCXX/debug-info-thunk.cpp
index a2dd43c513..1d6f1a77b4 100644
--- a/test/CodeGenCXX/debug-info-thunk.cpp
+++ b/test/CodeGenCXX/debug-info-thunk.cpp
@@ -14,4 +14,4 @@ struct C : A, B {
 
 void C::f() { }
 
-// CHECK: metadata !{metadata !"0x2e\00\00\00_ZThn{{[48]}}_N1C1fEv\0015\00{{.*}}", {{.*}} ; [ DW_TAG_subprogram ] [line 15] [def]{{$}}
+// CHECK: metadata !"_ZThn{{4|8}}_N1C1fEv", i32 15, {{.*}} ; [ DW_TAG_subprogram ] [line 15] [def]{{$}}
diff --git a/test/CodeGenCXX/debug-info-union-template.cpp b/test/CodeGenCXX/debug-info-union-template.cpp
index 6f644a9ec4..570520d03d 100644
--- a/test/CodeGenCXX/debug-info-union-template.cpp
+++ b/test/CodeGenCXX/debug-info-union-template.cpp
@@ -10,6 +10,6 @@ namespace PR15637 {
   Value<float> f;
 }
 
-// CHECK: metadata !{metadata !"0x17\00Value<float>\00{{.*}}", {{.*}}, metadata [[TTPARAM:![0-9]+]], metadata !"_ZTSN7PR156375ValueIfEE"} ; [ DW_TAG_union_type ] [Value<float>]
+// CHECK: {{.*}}, metadata !"Value<float>", {{.*}}, null, metadata [[TTPARAM:.*]], metadata !"_ZTSN7PR156375ValueIfEE"} ; [ DW_TAG_union_type ] [Value<float>]
 // CHECK: [[TTPARAM]] = metadata !{metadata [[PARAMS:.*]]}
-// CHECK: [[PARAMS]] = metadata !{metadata !"0x2f\00T\000\000", {{.*}} ; [ DW_TAG_template_type_parameter ]
+// CHECK: [[PARAMS]] = metadata !{{{.*}}metadata !"T",{{.*}}} ; [ DW_TAG_template_type_parameter ]
diff --git a/test/CodeGenCXX/debug-info-uuid.cpp b/test/CodeGenCXX/debug-info-uuid.cpp
index cc1607d8b8..417e44c3ef 100644
--- a/test/CodeGenCXX/debug-info-uuid.cpp
+++ b/test/CodeGenCXX/debug-info-uuid.cpp
@@ -3,7 +3,7 @@
 
 // CHECK: metadata [[TGIARGS:![0-9]*]], null} ; [ DW_TAG_structure_type ] [tmpl_guid<&__uuidof(uuid)>]
 // CHECK: [[TGIARGS]] = metadata !{metadata [[TGIARG1:![0-9]*]]}
-// CHECK: [[TGIARG1]] = metadata !{metadata !"0x30\00\00{{.*}}", {{[^,]+}}, metadata [[CONST_GUID_PTR:![0-9]*]], { i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab, {{.*}} ; [ DW_TAG_template_value_parameter ]
+// CHECK: [[TGIARG1]] = {{.*}}metadata !"", metadata [[CONST_GUID_PTR:![0-9]*]], { i32, i16, i16, [8 x i8] }* @_GUID_12345678_1234_1234_1234_1234567890ab, {{.*}} ; [ DW_TAG_template_value_parameter ]
 // CHECK: [[CONST_GUID_PTR]] = {{.*}}, metadata [[CONST_GUID:![0-9]*]]} ; [ DW_TAG_pointer_type ] [line 0, size 64, align 64, offset 0] [from ]
 // CHECK: [[CONST_GUID]] = {{.*}}, metadata [[GUID:![0-9]*]]} ; [ DW_TAG_const_type ] [line 0, size 0, align 0, offset 0] [from _GUID]
 // CHECK: [[GUID]] = {{.*}} ; [ DW_TAG_structure_type ] [_GUID]
diff --git a/test/CodeGenCXX/debug-info-varargs.cpp b/test/CodeGenCXX/debug-info-varargs.cpp
index 6175e6528d..491b97d82f 100644
--- a/test/CodeGenCXX/debug-info-varargs.cpp
+++ b/test/CodeGenCXX/debug-info-varargs.cpp
@@ -2,21 +2,21 @@
 
 struct A
 {
-  // CHECK-DAG: metadata !{metadata !"0x2e\00a\00a\00_ZN1A1aEiz\00[[@LINE+1]]\00{{[^,]*}}"{{, [^,]+, [^,]+}}, metadata ![[ATY:[0-9]+]]{{.*}}[ DW_TAG_subprogram ]{{.*}}[a]
+  // CHECK-DAG: ", i32 [[@LINE+1]], metadata ![[ATY:[0-9]+]]{{.*}}[ DW_TAG_subprogram ]{{.*}}[a]
   void a(int c, ...) {}
-  // CHECK: ![[ATY]] ={{.*}} metadata ![[AARGS:[0-9]+]], null, null, null} ; [ DW_TAG_subroutine_type ]
+  // CHECK: ![[ATY]] ={{.*}} metadata ![[AARGS:[0-9]+]], i32 0, null, null, null} ; [ DW_TAG_subroutine_type ]
   // We no longer use an explicit unspecified parameter. Instead we use a trailing null to mean the function is variadic.
   // CHECK: ![[AARGS]] = metadata !{null, metadata !{{[0-9]+}}, metadata !{{[0-9]+}}, null}
 };
 
-  // CHECK: metadata !{metadata !"0x2e\00b\00b\00_Z1biz\00[[@LINE+1]]\00{{[^,]*}}"{{, [^,]+, [^,]+}}, metadata ![[BTY:[0-9]+]]{{.*}}[ DW_TAG_subprogram ]{{.*}}[b]
+  // CHECK: ", i32 [[@LINE+1]], metadata ![[BTY:[0-9]+]]{{.*}}[ DW_TAG_subprogram ]{{.*}}[b]
 void b(int c, ...) {
-  // CHECK: ![[BTY]] ={{.*}} metadata ![[BARGS:[0-9]+]], null, null, null} ; [ DW_TAG_subroutine_type ]
+  // CHECK: ![[BTY]] ={{.*}} metadata ![[BARGS:[0-9]+]], i32 0, null, null, null} ; [ DW_TAG_subroutine_type ]
   // CHECK: ![[BARGS]] = metadata !{null, metadata !{{[0-9]+}}, null}
 
   A a;
 
-  // CHECK: metadata !{metadata !"0x100\00fptr\00[[@LINE+1]]\000"{{, [^,]+, [^,]+}}, metadata ![[PST:[0-9]+]]} ; [ DW_TAG_auto_variable ] [fptr] [line [[@LINE+1]]]
+  // CHECK: metadata ![[PST:[0-9]+]], i32 0, i32 0} ; [ DW_TAG_auto_variable ] [fptr] [line [[@LINE+1]]]
   void (*fptr)(int, ...) = b;
   // CHECK: ![[PST]] ={{.*}} metadata ![[BTY]]} ; [ DW_TAG_pointer_type ]
 }
diff --git a/test/CodeGenCXX/debug-info-wchar.cpp b/test/CodeGenCXX/debug-info-wchar.cpp
index dff3b3c23c..6f5384966b 100644
--- a/test/CodeGenCXX/debug-info-wchar.cpp
+++ b/test/CodeGenCXX/debug-info-wchar.cpp
@@ -1,5 +1,5 @@
 // RUN: %clang_cc1 -emit-llvm -g %s -o -| FileCheck %s
 void foo() {
-// CHECK: metadata !{metadata !"0x24\00wchar_t\00{{.*}}", null, null} ; [ DW_TAG_base_type ] [wchar_t]
+// CHECK: metadata !"wchar_t",
   const wchar_t w = L'x';
 }
diff --git a/test/CodeGenCXX/debug-info-zero-length-arrays.cpp b/test/CodeGenCXX/debug-info-zero-length-arrays.cpp
index 144c476fb9..101796509d 100644
--- a/test/CodeGenCXX/debug-info-zero-length-arrays.cpp
+++ b/test/CodeGenCXX/debug-info-zero-length-arrays.cpp
@@ -7,6 +7,6 @@ class A {
 A a;
 
 // CHECK: metadata [[ARRAY_TYPE:![0-9]*]]} ; [ DW_TAG_member ] [x]
-// CHECK: metadata !{metadata !"0x1\00\000\000\0032\000\000\000", null, null, metadata {{![0-9]+}}, metadata [[ELEM_TYPE:![0-9]+]], null, null, null} ; [ DW_TAG_array_type ] [line 0, size 0, align 32, offset 0] [from int]
+// CHECK: metadata [[ELEM_TYPE:![0-9]*]], i32 0, null, null, null} ; [ DW_TAG_array_type ] [line 0, size 0, align 32, offset 0] [from int]
 // CHECK: [[ELEM_TYPE]] = metadata !{metadata [[SUBRANGE:.*]]}
-// CHECK: [[SUBRANGE]] = metadata !{metadata !"0x21\000\00-1"} ; [ DW_TAG_subrange_type ] [unbounded]
+// CHECK: [[SUBRANGE]] = metadata !{i32 786465, i64 0, i64 -1} ; [ DW_TAG_subrange_type ] [unbounded]
diff --git a/test/CodeGenCXX/debug-info.cpp b/test/CodeGenCXX/debug-info.cpp
index 95a53fe204..b8446bedbf 100644
--- a/test/CodeGenCXX/debug-info.cpp
+++ b/test/CodeGenCXX/debug-info.cpp
@@ -53,17 +53,17 @@ namespace VirtualBase {
   }
 }
 
-// MSVC: [[VBASE_B:![0-9]+]] = metadata !{metadata !"0x13\00B\00{{[0-9]+}}\0096\0032\000\000\000", {{.*}}, null, metadata [[VBASE_B_DEF:![0-9]+]], {{.*}}} ; [ DW_TAG_structure_type ] [B] [line 49, size 96, align 32, offset 0] [def] [from ]
+// MSVC: [[VBASE_B:![0-9]+]] = metadata !{i32 {{.*}}, metadata !"B", i32 {{[0-9]*}}, i64 96, i64 32, i32 0, i32 0, null, metadata [[VBASE_B_DEF:![0-9]+]], i32 0, {{.*}}} ; [ DW_TAG_structure_type ] [B] [line 49, size 96, align 32, offset 0] [def] [from ]
 // MSVC: [[VBASE_B_DEF]] = metadata !{metadata [[VBASE_A_IN_B:![0-9]+]],
 //
 // Look for the vbtable offset of A, which should be 4.
-// MSVC: [[VBASE_A_IN_B]] = metadata !{metadata !"0x1c\00\000\000\000\004\0032", null, metadata [[VBASE_B]], metadata !{{[0-9]*}}} ; [ DW_TAG_inheritance ] [line 0, size 0, align 0, offset 4] [from A]
+// MSVC: [[VBASE_A_IN_B]] = metadata !{i32 786460, null, metadata [[VBASE_B]], null, i32 0, i64 0, i64 0, i64 4, i32 32, metadata !{{[0-9]*}}} ; [ DW_TAG_inheritance ] [line 0, size 0, align 0, offset 4] [from A]
 
-// CHECK: metadata !{metadata !"0x13\00B\00{{[0-9]+}}\00128\0064\000\000\000", {{.*}}, null, metadata [[VBASE_B_DEF:![0-9]+]], {{.*}}} ; [ DW_TAG_structure_type ] [B] [line 49, size 128, align 64, offset 0] [def] [from ]
+// CHECK: metadata !{{{.*}}, metadata !"B", i32 {{[0-9]*}}, i64 128, i64 64, i32 0, i32 0, null, metadata [[VBASE_B_DEF:![0-9]+]], i32 0, {{.*}}} ; [ DW_TAG_structure_type ] [B] [line 49, size 128, align 64, offset 0] [def] [from ]
 // CHECK: [[VBASE_B_DEF]] = metadata !{metadata [[VBASE_A_IN_B:![0-9]+]],
 //
 // Look for the vtable offset offset, which should be -24.
-// CHECK: [[VBASE_A_IN_B]] = metadata !{metadata !"0x1c\00\000\000\000\0024\0032", null, metadata !"_ZTSN11VirtualBase1BE", metadata !"_ZTSN11VirtualBase1AE"} ; [ DW_TAG_inheritance ] [line 0, size 0, align 0, offset 24] [from _ZTSN11VirtualBase1AE]
+// CHECK: [[VBASE_A_IN_B]] = metadata !{i32 786460, null, metadata !"_ZTSN11VirtualBase1BE", null, i32 0, i64 0, i64 0, i64 24, i32 32, metadata !"_ZTSN11VirtualBase1AE"} ; [ DW_TAG_inheritance ] [line 0, size 0, align 0, offset 24] [from _ZTSN11VirtualBase1AE]
 namespace b5249287 {
 template <typename T> class A {
   struct B;
@@ -85,15 +85,15 @@ foo func(foo f) {
   return f; // reference 'f' for now because otherwise we hit another bug
 }
 
-// CHECK: metadata !{metadata !"0x13\00{{.*}}", metadata !{{[0-9]*}}, metadata [[PR14763:![0-9]*]], {{.*}}, metadata !"[[FOO:.*]]"} ; [ DW_TAG_structure_type ] [foo]
+// CHECK: metadata !{i32 {{[0-9]*}}, metadata !{{[0-9]*}}, metadata [[PR14763:![0-9]*]], {{.*}}, metadata !"[[FOO:.*]]"} ; [ DW_TAG_structure_type ] [foo]
 // CHECK: [[PR14763]] = {{.*}} ; [ DW_TAG_namespace ] [pr14763]
 // CHECK: [[INCTYPE:![0-9]*]] = {{.*}} ; [ DW_TAG_structure_type ] [incomplete]{{.*}} [decl]
-// CHECK: metadata [[A_MEM:![0-9]*]], null, null, metadata !"_ZTSN7pr162141aE"} ; [ DW_TAG_structure_type ] [a]
+// CHECK: metadata [[A_MEM:![0-9]*]], i32 0, null, null, metadata !"_ZTSN7pr162141aE"} ; [ DW_TAG_structure_type ] [a]
 // CHECK: [[A_MEM]] = metadata !{metadata [[A_I:![0-9]*]]}
 // CHECK: [[A_I]] = {{.*}} ; [ DW_TAG_member ] [i] {{.*}} [from int]
 // CHECK: ; [ DW_TAG_structure_type ] [b] {{.*}}[decl]
 
-// CHECK: [[FUNC:![0-9]*]] = metadata !{metadata !"0x2e\00func\00func\00_ZN7pr147634funcENS_3fooE\00{{.*}}"{{, [^,]+, [^,]+}}, metadata [[FUNC_TYPE:![0-9]*]], {{.*}} ; [ DW_TAG_subprogram ] {{.*}} [def] [func]
+// CHECK: [[FUNC:![0-9]*]] = {{.*}} metadata !"_ZN7pr147634funcENS_3fooE", i32 {{[0-9]*}}, metadata [[FUNC_TYPE:![0-9]*]], {{.*}} ; [ DW_TAG_subprogram ] {{.*}} [def] [func]
 }
 
 void foo() {
@@ -106,13 +106,13 @@ void foo() {
 namespace pr9608 { // also pr9600
 struct incomplete;
 incomplete (*x)[3];
-// CHECK: metadata [[INCARRAYPTR:![0-9]*]], [3 x i8]** @_ZN6pr96081xE, null} ; [ DW_TAG_variable ] [x]
+// CHECK: metadata [[INCARRAYPTR:![0-9]*]], i32 0, i32 1, [3 x i8]** @_ZN6pr96081xE, null} ; [ DW_TAG_variable ] [x]
 // CHECK: [[INCARRAYPTR]] = {{.*}}metadata [[INCARRAY:![0-9]*]]} ; [ DW_TAG_pointer_type ]
-// CHECK: [[INCARRAY]] = metadata !{metadata !"0x1\00\000\000\000\000\000\000", null, null, metadata !"_ZTSN6pr960810incompleteE", metadata {{![0-9]+}}, null, null, null} ; [ DW_TAG_array_type ] [line 0, size 0, align 0, offset 0] [from _ZTSN6pr960810incompleteE]
+// CHECK: [[INCARRAY]] = {{.*}}metadata !"_ZTSN6pr960810incompleteE", metadata {{![0-9]*}}, i32 0, null, null, null} ; [ DW_TAG_array_type ] [line 0, size 0, align 0, offset 0] [from _ZTSN6pr960810incompleteE]
 }
 
 // For some reason function arguments ended up down here
-// CHECK: = metadata !{metadata !"0x101\00f\00{{.*}}\008192", metadata [[FUNC]], metadata {{![0-9]+}}, metadata !"[[FOO]]"} ; [ DW_TAG_arg_variable ] [f]
+// CHECK: = metadata !{i32 {{[0-9]*}}, metadata [[FUNC]], {{.*}}, metadata !"[[FOO]]", i32 8192, i32 0} ; [ DW_TAG_arg_variable ] [f]
 
 // CHECK: ; [ DW_TAG_auto_variable ] [c]
 
diff --git a/test/CodeGenCXX/debug-lambda-expressions.cpp b/test/CodeGenCXX/debug-lambda-expressions.cpp
index f8ccbae848..fdb94ec642 100644
--- a/test/CodeGenCXX/debug-lambda-expressions.cpp
+++ b/test/CodeGenCXX/debug-lambda-expressions.cpp
@@ -30,7 +30,7 @@ int d(int x) { D y[10]; return [x,y] { return y[x].x; }(); }
 // CHECK: [[D_FUNC:.*]] = {{.*}} [ DW_TAG_subprogram ] [line [[D_LINE:.*]]] [def] [d]
 
 // Back to D. -- 24
-// CHECK: [[LAM_D:.*]] = {{.*}}, metadata [[D_FUNC]], {{.*}}, metadata [[LAM_D_ARGS:.*]], null, null, null} ; [ DW_TAG_class_type ] [line [[D_LINE]],
+// CHECK: [[LAM_D:.*]] = {{.*}}, metadata [[D_FUNC]], {{.*}}, metadata [[LAM_D_ARGS:.*]], i32 0, null, null, null} ; [ DW_TAG_class_type ] [line [[D_LINE]],
 // CHECK: [[LAM_D_ARGS]] = metadata !{metadata [[CAP_D_X:.*]], metadata [[CAP_D_Y:.*]], metadata [[CON_LAM_D:.*]]}
 // CHECK: [[CAP_D_X]] = {{.*}}, metadata [[LAM_D]], {{.*}} [ DW_TAG_member ] [x] [line [[D_LINE]],
 // CHECK: [[CAP_D_Y]] = {{.*}}, metadata [[LAM_D]], {{.*}} [ DW_TAG_member ] [y] [line [[D_LINE]],
@@ -38,7 +38,7 @@ int d(int x) { D y[10]; return [x,y] { return y[x].x; }(); }
 
 
 // Back to C. -- 55
-// CHECK: [[LAM_C:.*]] = {{.*}}, metadata [[C_FUNC]], {{.*}}, metadata [[LAM_C_ARGS:.*]], null, null, null} ; [ DW_TAG_class_type ] [line [[C_LINE]],
+// CHECK: [[LAM_C:.*]] = {{.*}}, metadata [[C_FUNC]], {{.*}}, metadata [[LAM_C_ARGS:.*]], i32 0, null, null, null} ; [ DW_TAG_class_type ] [line [[C_LINE]],
 // CHECK: [[LAM_C_ARGS]] = metadata !{metadata [[CAP_C:.*]], metadata [[CON_LAM_C:.*]]}
 // Ignoring the member type for now.
 // CHECK: [[CAP_C]] = {{.*}}, metadata [[LAM_C]], {{.*}}} ; [ DW_TAG_member ] [x] [line [[C_LINE]],
@@ -46,22 +46,22 @@ int d(int x) { D y[10]; return [x,y] { return y[x].x; }(); }
 
 
 // Back to B. -- 67
-// CHECK: [[LAM_B:.*]] = {{.*}}, metadata [[B_FUNC]], {{.*}}, metadata [[LAM_B_ARGS:.*]], null, null, null} ; [ DW_TAG_class_type ] [line [[B_LINE]],
+// CHECK: [[LAM_B:.*]] = {{.*}}, metadata [[B_FUNC]], {{.*}}, metadata [[LAM_B_ARGS:.*]], i32 0, null, null, null} ; [ DW_TAG_class_type ] [line [[B_LINE]],
 // CHECK: [[LAM_B_ARGS]] = metadata !{metadata [[CAP_B:.*]], metadata [[CON_LAM_B:.*]]}
 // CHECK: [[CAP_B]] = {{.*}}, metadata [[LAM_B]], {{.*}}} ; [ DW_TAG_member ] [x] [line [[B_LINE]],
 // CHECK: [[CON_LAM_B]] = {{.*}}, metadata [[LAM_B]], {{.*}} [ DW_TAG_subprogram ] [line [[B_LINE]]] [public] [operator()]
 
 // Back to A. -- 78
-// CHECK: [[LAM_A:.*]] = {{.*}}, metadata [[A_FUNC]], {{.*}}, metadata [[LAM_A_ARGS:.*]], null, null, null} ; [ DW_TAG_class_type ] [line [[A_LINE]],
+// CHECK: [[LAM_A:.*]] = {{.*}}, metadata [[A_FUNC]], {{.*}}, metadata [[LAM_A_ARGS:.*]], i32 0, null, null, null} ; [ DW_TAG_class_type ] [line [[A_LINE]],
 // CHECK: [[LAM_A_ARGS]] = metadata !{metadata [[CON_LAM_A:.*]]}
 // CHECK: [[CON_LAM_A]] = {{.*}}, metadata [[LAM_A]], {{.*}} [ DW_TAG_subprogram ] [line [[A_LINE]]] [public] [operator()]
 
 // CVAR:
 // CHECK: {{.*}} metadata [[CVAR_T:![0-9]*]], {{.*}} ; [ DW_TAG_variable ] [cvar] [line [[CVAR_LINE:[0-9]*]]] 
-// CHECK: [[CVAR_T]] = {{.*}}, metadata ![[CVAR_ARGS:.*]], null, null, null} ; [ DW_TAG_class_type ] [line [[CVAR_LINE]],
+// CHECK: [[CVAR_T]] = {{.*}}, metadata ![[CVAR_ARGS:.*]], i32 0, null, null, null} ; [ DW_TAG_class_type ] [line [[CVAR_LINE]],
 // CHECK: [[CVAR_ARGS]] = metadata !{metadata !{{.*}}}
 
 // VAR:
 // CHECK: {{.*}} metadata [[VAR_T:![0-9]*]], {{.*}} ; [ DW_TAG_variable ] [var] [line [[VAR_LINE:[0-9]*]]]
-// CHECK: [[VAR_T]] = {{.*}}, metadata [[VAR_ARGS:![0-9]*]], null, null, null} ; [ DW_TAG_class_type ] [line [[VAR_LINE]],
+// CHECK: [[VAR_T]] = {{.*}}, metadata [[VAR_ARGS:![0-9]*]], i32 0, null, null, null} ; [ DW_TAG_class_type ] [line [[VAR_LINE]],
 // CHECK: [[VAR_ARGS]] = metadata !{metadata !{{.*}}}
diff --git a/test/CodeGenCXX/globalinit-loc.cpp b/test/CodeGenCXX/globalinit-loc.cpp
index 113a26cf00..eb39aec94d 100644
--- a/test/CodeGenCXX/globalinit-loc.cpp
+++ b/test/CodeGenCXX/globalinit-loc.cpp
@@ -6,7 +6,7 @@
 //
 // CHECK: define internal void @_GLOBAL__sub_I_globalinit_loc.cpp
 // CHECK: !dbg ![[DBG:.*]]
-// CHECK: metadata !{metadata !"0x2e\00\00\00_GLOBAL__sub_I_globalinit_loc.cpp\000\00{{.*}}\000", {{.*}} ; [ DW_TAG_subprogram ] [line 0] [local] [def]
+// CHECK: "_GLOBAL__sub_I_globalinit_loc.cpp", i32 0, {{.*}}, i32 0} ; [ DW_TAG_subprogram ] [line 0] [local] [def]
 // CHECK: ![[DBG]] = metadata !{i32 0, i32 0,
 # 99 "someheader.h"
 class A {
diff --git a/test/CodeGenCXX/linetable-cleanup.cpp b/test/CodeGenCXX/linetable-cleanup.cpp
index 45c207c673..ce7f2c674b 100644
--- a/test/CodeGenCXX/linetable-cleanup.cpp
+++ b/test/CodeGenCXX/linetable-cleanup.cpp
@@ -46,14 +46,14 @@ void bar()
 void baz()
 {
   if (!foo())
-    // CHECK: ![[SCOPE1:.*]] = metadata !{metadata !"0xb\00[[@LINE-1]]\00{{.*}}", {{.*}} ; [ DW_TAG_lexical_block ]
+    // CHECK: ![[SCOPE1:.*]] = metadata !{{{.*}}, i32 [[@LINE-1]], {{.*}}} ; [ DW_TAG_lexical_block ]
     // CHECK: {{.*}} = metadata !{i32 [[@LINE+1]], i32 0, metadata ![[SCOPE1]], null}
     return;
 
   if (foo()) {
     // no cleanup
     // CHECK: {{.*}} = metadata !{i32 [[@LINE+2]], i32 0, metadata ![[SCOPE2:.*]], null}
-    // CHECK: ![[SCOPE2]] = metadata !{metadata !"0xb\00[[@LINE-3]]\00{{.*}}", {{.*}} ; [ DW_TAG_lexical_block ]
+    // CHECK: ![[SCOPE2]] = metadata !{{{.*}}, i32 [[@LINE-3]], {{.*}}} ; [ DW_TAG_lexical_block ]
     return;
   }
   // CHECK: ![[RETBAZ]] = metadata !{i32 [[@LINE+1]], i32 0, metadata !{{.*}}, null}
diff --git a/test/CodeGenCXX/linetable-fnbegin.cpp b/test/CodeGenCXX/linetable-fnbegin.cpp
index 9ae43d4a97..ce46306fed 100644
--- a/test/CodeGenCXX/linetable-fnbegin.cpp
+++ b/test/CodeGenCXX/linetable-fnbegin.cpp
@@ -5,7 +5,7 @@
 // CHECK-NOT: define
 // CHECK: ret {{.*}}, !dbg [[DBG:.*]]
 // CHECK: [[HPP:.*]] = metadata !{metadata !"./template.hpp",
-// CHECK: [[SP:.*]] = metadata !{metadata !"0x2e\00{{.*}}", metadata [[HPP]],{{.*}}[ DW_TAG_subprogram ] [line 22] [def] [bar]
+// CHECK: [[SP:.*]] = metadata !{i32 786478, metadata [[HPP]],{{.*}}[ DW_TAG_subprogram ] [line 22] [def] [bar]
 // We shouldn't need a lexical block for this function.
 // CHECK: [[DBG]] = metadata !{i32 23, i32 0, metadata [[SP]], null}